Home / 86,134,551.20-129,229,820.32-57,497,098.40

Finding the Fourth Proportional to 86,134,551.20, 129,229,820.32 and 57,497,098.40

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Solution

The fourth proportional to 86,134,551.20, 129,229,820.32 and 57,497,098.40 is: 86,264,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,134,551.20 : 129,229,820.32 = 57,497,098.40 : x
  2. Step 2: Convert to fraction form
    86,134,551.20/129,229,820.32 = 57,497,098.40/x
  3. Step 3: Cross multiply
    86,134,551.20x = 129,229,820.32 × 57,497,098.40
  4. Step 4: Simplify right side
    86,134,551.20x = 7,430,339,695,153,359
  5. Step 5: Solve for x
    x = 7,430,339,695,153,359/86,134,551.20
  6. Step 6: Final answer
    x = 86,264,334.02

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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.