Home / 410,213,166.58-615,417,639.56-133,864,894.92

Finding the Fourth Proportional to 410,213,166.58, 615,417,639.56 and 133,864,894.92

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Solution

The fourth proportional to 410,213,166.58, 615,417,639.56 and 133,864,894.92 is: 200,829,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,213,166.58 : 615,417,639.56 = 133,864,894.92 : x
  2. Step 2: Convert to fraction form
    410,213,166.58/615,417,639.56 = 133,864,894.92/x
  3. Step 3: Cross multiply
    410,213,166.58x = 615,417,639.56 × 133,864,894.92
  4. Step 4: Simplify right side
    410,213,166.58x = 82,382,817,651,948,496
  5. Step 5: Solve for x
    x = 82,382,817,651,948,496/410,213,166.58
  6. Step 6: Final answer
    x = 200,829,286.73

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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.