Home / 137,641,521.60-206,462,282.40-96,747,136.65

Finding the Fourth Proportional to 137,641,521.60, 206,462,282.40 and 96,747,136.65

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Solution

The fourth proportional to 137,641,521.60, 206,462,282.40 and 96,747,136.65 is: 145,120,704.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,641,521.60 : 206,462,282.40 = 96,747,136.65 : x
  2. Step 2: Convert to fraction form
    137,641,521.60/206,462,282.40 = 96,747,136.65/x
  3. Step 3: Cross multiply
    137,641,521.60x = 206,462,282.40 × 96,747,136.65
  4. Step 4: Simplify right side
    137,641,521.60x = 19,974,634,648,423,692
  5. Step 5: Solve for x
    x = 19,974,634,648,423,692/137,641,521.60
  6. Step 6: Final answer
    x = 145,120,704.98

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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.