Home / 347,681,570.60-521,522,355.90-105,344,474.60

Finding the Fourth Proportional to 347,681,570.60, 521,522,355.90 and 105,344,474.60

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Solution

The fourth proportional to 347,681,570.60, 521,522,355.90 and 105,344,474.60 is: 158,016,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,681,570.60 : 521,522,355.90 = 105,344,474.60 : x
  2. Step 2: Convert to fraction form
    347,681,570.60/521,522,355.90 = 105,344,474.60/x
  3. Step 3: Cross multiply
    347,681,570.60x = 521,522,355.90 × 105,344,474.60
  4. Step 4: Simplify right side
    347,681,570.60x = 54,939,498,574,439,704
  5. Step 5: Solve for x
    x = 54,939,498,574,439,704/347,681,570.60
  6. Step 6: Final answer
    x = 158,016,711.90

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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.