Home / 60,689,712.90-91,034,569.35-42,195,566.10

Finding the Fourth Proportional to 60,689,712.90, 91,034,569.35 and 42,195,566.10

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Solution

The fourth proportional to 60,689,712.90, 91,034,569.35 and 42,195,566.10 is: 63,293,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,689,712.90 : 91,034,569.35 = 42,195,566.10 : x
  2. Step 2: Convert to fraction form
    60,689,712.90/91,034,569.35 = 42,195,566.10/x
  3. Step 3: Cross multiply
    60,689,712.90x = 91,034,569.35 × 42,195,566.10
  4. Step 4: Simplify right side
    60,689,712.90x = 3,841,255,188,392,959
  5. Step 5: Solve for x
    x = 3,841,255,188,392,959/60,689,712.90
  6. Step 6: Final answer
    x = 63,293,349.15

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Double scale
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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.