Home / 53,836,248.80-80,754,373.20-31,161,432.80

Finding the Fourth Proportional to 53,836,248.80, 80,754,373.20 and 31,161,432.80

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Solution

The fourth proportional to 53,836,248.80, 80,754,373.20 and 31,161,432.80 is: 46,742,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,836,248.80 : 80,754,373.20 = 31,161,432.80 : x
  2. Step 2: Convert to fraction form
    53,836,248.80/80,754,373.20 = 31,161,432.80/x
  3. Step 3: Cross multiply
    53,836,248.80x = 80,754,373.20 × 31,161,432.80
  4. Step 4: Simplify right side
    53,836,248.80x = 2,516,421,973,777,921
  5. Step 5: Solve for x
    x = 2,516,421,973,777,921/53,836,248.80
  6. Step 6: Final answer
    x = 46,742,149.20

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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.