Home / 87,374,516.80-130,894,658.40-46,971,572.80

Finding the Fourth Proportional to 87,374,516.80, 130,894,658.40 and 46,971,572.80

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Solution

The fourth proportional to 87,374,516.80, 130,894,658.40 and 46,971,572.80 is: 70,367,519.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,374,516.80 : 130,894,658.40 = 46,971,572.80 : x
  2. Step 2: Convert to fraction form
    87,374,516.80/130,894,658.40 = 46,971,572.80/x
  3. Step 3: Cross multiply
    87,374,516.80x = 130,894,658.40 × 46,971,572.80
  4. Step 4: Simplify right side
    87,374,516.80x = 6,148,327,976,166,731
  5. Step 5: Solve for x
    x = 6,148,327,976,166,731/87,374,516.80
  6. Step 6: Final answer
    x = 70,367,519.06

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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.