Home / 476,687,402.88-715,044,521.70-131,641,031.40

Finding the Fourth Proportional to 476,687,402.88, 715,044,521.70 and 131,641,031.40

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Solution

The fourth proportional to 476,687,402.88, 715,044,521.70 and 131,641,031.40 is: 197,465,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,687,402.88 : 715,044,521.70 = 131,641,031.40 : x
  2. Step 2: Convert to fraction form
    476,687,402.88/715,044,521.70 = 131,641,031.40/x
  3. Step 3: Cross multiply
    476,687,402.88x = 715,044,521.70 × 131,641,031.40
  4. Step 4: Simplify right side
    476,687,402.88x = 94,129,198,333,507,696
  5. Step 5: Solve for x
    x = 94,129,198,333,507,696/476,687,402.88
  6. Step 6: Final answer
    x = 197,465,252.42

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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.