Home / 83,016,820.30-124,578,374.55-48,473,155.30

Finding the Fourth Proportional to 83,016,820.30, 124,578,374.55 and 48,473,155.30

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Solution

The fourth proportional to 83,016,820.30, 124,578,374.55 and 48,473,155.30 is: 72,740,763.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016,820.30 : 124,578,374.55 = 48,473,155.30 : x
  2. Step 2: Convert to fraction form
    83,016,820.30/124,578,374.55 = 48,473,155.30/x
  3. Step 3: Cross multiply
    83,016,820.30x = 124,578,374.55 × 48,473,155.30
  4. Step 4: Simplify right side
    83,016,820.30x = 6,038,706,896,583,717
  5. Step 5: Solve for x
    x = 6,038,706,896,583,717/83,016,820.30
  6. Step 6: Final answer
    x = 72,740,763.56

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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.