Home / 102,371,724.75-141,273,920.17-58,318,070.68

Finding the Fourth Proportional to 102,371,724.75, 141,273,920.17 and 58,318,070.68

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Solution

The fourth proportional to 102,371,724.75, 141,273,920.17 and 58,318,070.68 is: 80,479,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,371,724.75 : 141,273,920.17 = 58,318,070.68 : x
  2. Step 2: Convert to fraction form
    102,371,724.75/141,273,920.17 = 58,318,070.68/x
  3. Step 3: Cross multiply
    102,371,724.75x = 141,273,920.17 × 58,318,070.68
  4. Step 4: Simplify right side
    102,371,724.75x = 8,238,822,461,714,737
  5. Step 5: Solve for x
    x = 8,238,822,461,714,737/102,371,724.75
  6. Step 6: Final answer
    x = 80,479,473.04

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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.