Home / 91,860,752.30-137,791,128.45-62,761,405.10

Finding the Fourth Proportional to 91,860,752.30, 137,791,128.45 and 62,761,405.10

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Solution

The fourth proportional to 91,860,752.30, 137,791,128.45 and 62,761,405.10 is: 94,142,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,860,752.30 : 137,791,128.45 = 62,761,405.10 : x
  2. Step 2: Convert to fraction form
    91,860,752.30/137,791,128.45 = 62,761,405.10/x
  3. Step 3: Cross multiply
    91,860,752.30x = 137,791,128.45 × 62,761,405.10
  4. Step 4: Simplify right side
    91,860,752.30x = 8,647,964,831,836,585
  5. Step 5: Solve for x
    x = 8,647,964,831,836,585/91,860,752.30
  6. Step 6: Final answer
    x = 94,142,107.65

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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.