Home / 72,506,772.10-108,760,158.15-41,853,780.10

Finding the Fourth Proportional to 72,506,772.10, 108,760,158.15 and 41,853,780.10

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Solution

The fourth proportional to 72,506,772.10, 108,760,158.15 and 41,853,780.10 is: 62,780,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,506,772.10 : 108,760,158.15 = 41,853,780.10 : x
  2. Step 2: Convert to fraction form
    72,506,772.10/108,760,158.15 = 41,853,780.10/x
  3. Step 3: Cross multiply
    72,506,772.10x = 108,760,158.15 × 41,853,780.10
  4. Step 4: Simplify right side
    72,506,772.10x = 4,552,023,742,851,323
  5. Step 5: Solve for x
    x = 4,552,023,742,851,323/72,506,772.10
  6. Step 6: Final answer
    x = 62,780,670.15

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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.