Home / 102,254,645.68-141,111,568.91-58,201,644.06

Finding the Fourth Proportional to 102,254,645.68, 141,111,568.91 and 58,201,644.06

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Solution

The fourth proportional to 102,254,645.68, 141,111,568.91 and 58,201,644.06 is: 80,318,358.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,254,645.68 : 141,111,568.91 = 58,201,644.06 : x
  2. Step 2: Convert to fraction form
    102,254,645.68/141,111,568.91 = 58,201,644.06/x
  3. Step 3: Cross multiply
    102,254,645.68x = 141,111,568.91 × 58,201,644.06
  4. Step 4: Simplify right side
    102,254,645.68x = 8,212,925,306,593,486
  5. Step 5: Solve for x
    x = 8,212,925,306,593,486/102,254,645.68
  6. Step 6: Final answer
    x = 80,318,358.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.