Home / 615,227,371.40-922,882,200.94-216,338,284.41

Finding the Fourth Proportional to 615,227,371.40, 922,882,200.94 and 216,338,284.41

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Solution

The fourth proportional to 615,227,371.40, 922,882,200.94 and 216,338,284.41 is: 324,521,894.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,227,371.40 : 922,882,200.94 = 216,338,284.41 : x
  2. Step 2: Convert to fraction form
    615,227,371.40/922,882,200.94 = 216,338,284.41/x
  3. Step 3: Cross multiply
    615,227,371.40x = 922,882,200.94 × 216,338,284.41
  4. Step 4: Simplify right side
    615,227,371.40x = 199,654,752,065,833,952
  5. Step 5: Solve for x
    x = 199,654,752,065,833,952/615,227,371.40
  6. Step 6: Final answer
    x = 324,521,894.42

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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.