Home / 560,820,731.66-840,479,147.19-436,473,511.76

Finding the Fourth Proportional to 560,820,731.66, 840,479,147.19 and 436,473,511.76

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Solution

The fourth proportional to 560,820,731.66, 840,479,147.19 and 436,473,511.76 is: 654,125,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,820,731.66 : 840,479,147.19 = 436,473,511.76 : x
  2. Step 2: Convert to fraction form
    560,820,731.66/840,479,147.19 = 436,473,511.76/x
  3. Step 3: Cross multiply
    560,820,731.66x = 840,479,147.19 × 436,473,511.76
  4. Step 4: Simplify right side
    560,820,731.66x = 366,846,884,935,069,248
  5. Step 5: Solve for x
    x = 366,846,884,935,069,248/560,820,731.66
  6. Step 6: Final answer
    x = 654,125,042.51

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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.