Home / 125,626,433.60-188,445,555.30-39,367,654.40

Finding the Fourth Proportional to 125,626,433.60, 188,445,555.30 and 39,367,654.40

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Solution

The fourth proportional to 125,626,433.60, 188,445,555.30 and 39,367,654.40 is: 59,053,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626,433.60 : 188,445,555.30 = 39,367,654.40 : x
  2. Step 2: Convert to fraction form
    125,626,433.60/188,445,555.30 = 39,367,654.40/x
  3. Step 3: Cross multiply
    125,626,433.60x = 188,445,555.30 × 39,367,654.40
  4. Step 4: Simplify right side
    125,626,433.60x = 7,418,659,494,266,489
  5. Step 5: Solve for x
    x = 7,418,659,494,266,489/125,626,433.60
  6. Step 6: Final answer
    x = 59,053,332.02

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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.