Home / 331,375,754.40-497,063,368.92-89,038,658.40

Finding the Fourth Proportional to 331,375,754.40, 497,063,368.92 and 89,038,658.40

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Solution

The fourth proportional to 331,375,754.40, 497,063,368.92 and 89,038,658.40 is: 133,557,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,375,754.40 : 497,063,368.92 = 89,038,658.40 : x
  2. Step 2: Convert to fraction form
    331,375,754.40/497,063,368.92 = 89,038,658.40/x
  3. Step 3: Cross multiply
    331,375,754.40x = 497,063,368.92 × 89,038,658.40
  4. Step 4: Simplify right side
    331,375,754.40x = 44,257,855,508,421,064
  5. Step 5: Solve for x
    x = 44,257,855,508,421,064/331,375,754.40
  6. Step 6: Final answer
    x = 133,557,917.02

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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.