Home / 101,518,689,643.70-152,278,034,465.55-54,447,100,230.20

Finding the Fourth Proportional to 101,518,689,643.70, 152,278,034,465.55 and 54,447,100,230.20

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Solution

The fourth proportional to 101,518,689,643.70, 152,278,034,465.55 and 54,447,100,230.20 is: 81,670,650,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,518,689,643.70 : 152,278,034,465.55 = 54,447,100,230.20 : x
  2. Step 2: Convert to fraction form
    101,518,689,643.70/152,278,034,465.55 = 54,447,100,230.20/x
  3. Step 3: Cross multiply
    101,518,689,643.70x = 152,278,034,465.55 × 54,447,100,230.20
  4. Step 4: Simplify right side
    101,518,689,643.70x = 8,291,097,405,403,650,064,384
  5. Step 5: Solve for x
    x = 8,291,097,405,403,650,064,384/101,518,689,643.70
  6. Step 6: Final answer
    x = 81,670,650,345.30

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Double scale
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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.