Home / 124,019,280.80-186,028,921.20-37,757,002.40

Finding the Fourth Proportional to 124,019,280.80, 186,028,921.20 and 37,757,002.40

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Solution

The fourth proportional to 124,019,280.80, 186,028,921.20 and 37,757,002.40 is: 56,635,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,019,280.80 : 186,028,921.20 = 37,757,002.40 : x
  2. Step 2: Convert to fraction form
    124,019,280.80/186,028,921.20 = 37,757,002.40/x
  3. Step 3: Cross multiply
    124,019,280.80x = 186,028,921.20 × 37,757,002.40
  4. Step 4: Simplify right side
    124,019,280.80x = 7,023,894,424,217,810
  5. Step 5: Solve for x
    x = 7,023,894,424,217,810/124,019,280.80
  6. Step 6: Final answer
    x = 56,635,503.60

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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.