Home / 99,312,010.20-148,968,015.30-27,508,426.20

Finding the Fourth Proportional to 99,312,010.20, 148,968,015.30 and 27,508,426.20

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Solution

The fourth proportional to 99,312,010.20, 148,968,015.30 and 27,508,426.20 is: 41,262,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,312,010.20 : 148,968,015.30 = 27,508,426.20 : x
  2. Step 2: Convert to fraction form
    99,312,010.20/148,968,015.30 = 27,508,426.20/x
  3. Step 3: Cross multiply
    99,312,010.20x = 148,968,015.30 × 27,508,426.20
  4. Step 4: Simplify right side
    99,312,010.20x = 4,097,875,655,040,521
  5. Step 5: Solve for x
    x = 4,097,875,655,040,521/99,312,010.20
  6. Step 6: Final answer
    x = 41,262,639.30

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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.