Home / 92,656,142.90-127,812,353.19-57,788,298.62

Finding the Fourth Proportional to 92,656,142.90, 127,812,353.19 and 57,788,298.62

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Solution

The fourth proportional to 92,656,142.90, 127,812,353.19 and 57,788,298.62 is: 79,714,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,656,142.90 : 127,812,353.19 = 57,788,298.62 : x
  2. Step 2: Convert to fraction form
    92,656,142.90/127,812,353.19 = 57,788,298.62/x
  3. Step 3: Cross multiply
    92,656,142.90x = 127,812,353.19 × 57,788,298.62
  4. Step 4: Simplify right side
    92,656,142.90x = 7,386,058,433,468,629
  5. Step 5: Solve for x
    x = 7,386,058,433,468,629/92,656,142.90
  6. Step 6: Final answer
    x = 79,714,719.42

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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.