Home / 68,532,404.10-102,798,606.15-65,509,095.30

Finding the Fourth Proportional to 68,532,404.10, 102,798,606.15 and 65,509,095.30

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Solution

The fourth proportional to 68,532,404.10, 102,798,606.15 and 65,509,095.30 is: 98,263,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,532,404.10 : 102,798,606.15 = 65,509,095.30 : x
  2. Step 2: Convert to fraction form
    68,532,404.10/102,798,606.15 = 65,509,095.30/x
  3. Step 3: Cross multiply
    68,532,404.10x = 102,798,606.15 × 65,509,095.30
  4. Step 4: Simplify right side
    68,532,404.10x = 6,734,243,686,987,516
  5. Step 5: Solve for x
    x = 6,734,243,686,987,516/68,532,404.10
  6. Step 6: Final answer
    x = 98,263,642.95

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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.