Home / 213,247,085.76-319,882,593.96-59,881,184.64

Finding the Fourth Proportional to 213,247,085.76, 319,882,593.96 and 59,881,184.64

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Solution

The fourth proportional to 213,247,085.76, 319,882,593.96 and 59,881,184.64 is: 89,825,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,247,085.76 : 319,882,593.96 = 59,881,184.64 : x
  2. Step 2: Convert to fraction form
    213,247,085.76/319,882,593.96 = 59,881,184.64/x
  3. Step 3: Cross multiply
    213,247,085.76x = 319,882,593.96 × 59,881,184.64
  4. Step 4: Simplify right side
    213,247,085.76x = 19,154,948,672,040,908
  5. Step 5: Solve for x
    x = 19,154,948,672,040,908/213,247,085.76
  6. Step 6: Final answer
    x = 89,825,136.90

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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.