Home / 74,887,712.90-112,331,569.35-62,122,631.30

Finding the Fourth Proportional to 74,887,712.90, 112,331,569.35 and 62,122,631.30

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Solution

The fourth proportional to 74,887,712.90, 112,331,569.35 and 62,122,631.30 is: 93,183,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,887,712.90 : 112,331,569.35 = 62,122,631.30 : x
  2. Step 2: Convert to fraction form
    74,887,712.90/112,331,569.35 = 62,122,631.30/x
  3. Step 3: Cross multiply
    74,887,712.90x = 112,331,569.35 × 62,122,631.30
  4. Step 4: Simplify right side
    74,887,712.90x = 6,978,332,666,080,430
  5. Step 5: Solve for x
    x = 6,978,332,666,080,430/74,887,712.90
  6. Step 6: Final answer
    x = 93,183,946.95

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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.