Home / 510,773,387.76-766,131,731.64-453,916,286.64

Finding the Fourth Proportional to 510,773,387.76, 766,131,731.64 and 453,916,286.64

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Solution

The fourth proportional to 510,773,387.76, 766,131,731.64 and 453,916,286.64 is: 680,849,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,773,387.76 : 766,131,731.64 = 453,916,286.64 : x
  2. Step 2: Convert to fraction form
    510,773,387.76/766,131,731.64 = 453,916,286.64/x
  3. Step 3: Cross multiply
    510,773,387.76x = 766,131,731.64 × 453,916,286.64
  4. Step 4: Simplify right side
    510,773,387.76x = 347,759,670,703,101,760
  5. Step 5: Solve for x
    x = 347,759,670,703,101,760/510,773,387.76
  6. Step 6: Final answer
    x = 680,849,235.76

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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.