Home / 124,569,151.89-171,910,652.46-71,645,874.19

Finding the Fourth Proportional to 124,569,151.89, 171,910,652.46 and 71,645,874.19

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Solution

The fourth proportional to 124,569,151.89, 171,910,652.46 and 71,645,874.19 is: 98,874,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,569,151.89 : 171,910,652.46 = 71,645,874.19 : x
  2. Step 2: Convert to fraction form
    124,569,151.89/171,910,652.46 = 71,645,874.19/x
  3. Step 3: Cross multiply
    124,569,151.89x = 171,910,652.46 × 71,645,874.19
  4. Step 4: Simplify right side
    124,569,151.89x = 12,316,688,978,056,636
  5. Step 5: Solve for x
    x = 12,316,688,978,056,636/124,569,151.89
  6. Step 6: Final answer
    x = 98,874,310.30

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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.