Home / 482,344,968.30-723,521,826.45-137,298,459.66

Finding the Fourth Proportional to 482,344,968.30, 723,521,826.45 and 137,298,459.66

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Solution

The fourth proportional to 482,344,968.30, 723,521,826.45 and 137,298,459.66 is: 205,948,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,344,968.30 : 723,521,826.45 = 137,298,459.66 : x
  2. Step 2: Convert to fraction form
    482,344,968.30/723,521,826.45 = 137,298,459.66/x
  3. Step 3: Cross multiply
    482,344,968.30x = 723,521,826.45 × 137,298,459.66
  4. Step 4: Simplify right side
    482,344,968.30x = 99,338,432,301,974,848
  5. Step 5: Solve for x
    x = 99,338,432,301,974,848/482,344,968.30
  6. Step 6: Final answer
    x = 205,948,934.54

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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.