Home / 537,120,061.20-805,680,091.80-281,785,251.60

Finding the Fourth Proportional to 537,120,061.20, 805,680,091.80 and 281,785,251.60

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Solution

The fourth proportional to 537,120,061.20, 805,680,091.80 and 281,785,251.60 is: 422,677,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,120,061.20 : 805,680,091.80 = 281,785,251.60 : x
  2. Step 2: Convert to fraction form
    537,120,061.20/805,680,091.80 = 281,785,251.60/x
  3. Step 3: Cross multiply
    537,120,061.20x = 805,680,091.80 × 281,785,251.60
  4. Step 4: Simplify right side
    537,120,061.20x = 227,028,767,376,974,112
  5. Step 5: Solve for x
    x = 227,028,767,376,974,112/537,120,061.20
  6. Step 6: Final answer
    x = 422,677,877.40

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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.