Home / 219,895,132.46-329,843,699.24-74,329,473.15

Finding the Fourth Proportional to 219,895,132.46, 329,843,699.24 and 74,329,473.15

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Solution

The fourth proportional to 219,895,132.46, 329,843,699.24 and 74,329,473.15 is: 111,494,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,895,132.46 : 329,843,699.24 = 74,329,473.15 : x
  2. Step 2: Convert to fraction form
    219,895,132.46/329,843,699.24 = 74,329,473.15/x
  3. Step 3: Cross multiply
    219,895,132.46x = 329,843,699.24 × 74,329,473.15
  4. Step 4: Simplify right side
    219,895,132.46x = 24,517,108,385,984,612
  5. Step 5: Solve for x
    x = 24,517,108,385,984,612/219,895,132.46
  6. Step 6: Final answer
    x = 111,494,547.93

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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.