Home / 109,181,952,046.70-163,772,928,070.05-89,346,023,009.90

Finding the Fourth Proportional to 109,181,952,046.70, 163,772,928,070.05 and 89,346,023,009.90

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Solution

The fourth proportional to 109,181,952,046.70, 163,772,928,070.05 and 89,346,023,009.90 is: 134,019,034,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,181,952,046.70 : 163,772,928,070.05 = 89,346,023,009.90 : x
  2. Step 2: Convert to fraction form
    109,181,952,046.70/163,772,928,070.05 = 89,346,023,009.90/x
  3. Step 3: Cross multiply
    109,181,952,046.70x = 163,772,928,070.05 × 89,346,023,009.90
  4. Step 4: Simplify right side
    109,181,952,046.70x = 14,632,459,799,745,383,104,512
  5. Step 5: Solve for x
    x = 14,632,459,799,745,383,104,512/109,181,952,046.70
  6. Step 6: Final answer
    x = 134,019,034,514.85

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Double scale
Find fourth proportional to 109,181,952,047.70, 163,772,928,071.55 and 89,346,023,010.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.