Home / 213,247,118.28-319,882,642.80-59,881,217.16

Finding the Fourth Proportional to 213,247,118.28, 319,882,642.80 and 59,881,217.16

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Solution

The fourth proportional to 213,247,118.28, 319,882,642.80 and 59,881,217.16 is: 89,825,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,247,118.28 : 319,882,642.80 = 59,881,217.16 : x
  2. Step 2: Convert to fraction form
    213,247,118.28/319,882,642.80 = 59,881,217.16/x
  3. Step 3: Cross multiply
    213,247,118.28x = 319,882,642.80 × 59,881,217.16
  4. Step 4: Simplify right side
    213,247,118.28x = 19,154,961,999,221,512
  5. Step 5: Solve for x
    x = 19,154,961,999,221,512/213,247,118.28
  6. Step 6: Final answer
    x = 89,825,185.70

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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.