Home / 213,247,136.32-319,882,669.76-59,881,235.20

Finding the Fourth Proportional to 213,247,136.32, 319,882,669.76 and 59,881,235.20

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Solution

The fourth proportional to 213,247,136.32, 319,882,669.76 and 59,881,235.20 is: 89,825,212.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,247,136.32 : 319,882,669.76 = 59,881,235.20 : x
  2. Step 2: Convert to fraction form
    213,247,136.32/319,882,669.76 = 59,881,235.20/x
  3. Step 3: Cross multiply
    213,247,136.32x = 319,882,669.76 × 59,881,235.20
  4. Step 4: Simplify right side
    213,247,136.32x = 19,154,969,384,302,488
  5. Step 5: Solve for x
    x = 19,154,969,384,302,488/213,247,136.32
  6. Step 6: Final answer
    x = 89,825,212.73

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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.