Home / 145,044,898.88-217,567,348.32-47,974,524.80

Finding the Fourth Proportional to 145,044,898.88, 217,567,348.32 and 47,974,524.80

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Solution

The fourth proportional to 145,044,898.88, 217,567,348.32 and 47,974,524.80 is: 71,961,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,044,898.88 : 217,567,348.32 = 47,974,524.80 : x
  2. Step 2: Convert to fraction form
    145,044,898.88/217,567,348.32 = 47,974,524.80/x
  3. Step 3: Cross multiply
    145,044,898.88x = 217,567,348.32 × 47,974,524.80
  4. Step 4: Simplify right side
    145,044,898.88x = 10,437,690,147,648,078
  5. Step 5: Solve for x
    x = 10,437,690,147,648,078/145,044,898.88
  6. Step 6: Final answer
    x = 71,961,787.20

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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.