Home / 773,802,814.38-1,160,488,761.57-256,273,609.74

Finding the Fourth Proportional to 773,802,814.38, 1,160,488,761.57 and 256,273,609.74

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Solution

The fourth proportional to 773,802,814.38, 1,160,488,761.57 and 256,273,609.74 is: 384,339,057.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,802,814.38 : 1,160,488,761.57 = 256,273,609.74 : x
  2. Step 2: Convert to fraction form
    773,802,814.38/1,160,488,761.57 = 256,273,609.74/x
  3. Step 3: Cross multiply
    773,802,814.38x = 1,160,488,761.57 × 256,273,609.74
  4. Step 4: Simplify right side
    773,802,814.38x = 297,402,643,990,246,080
  5. Step 5: Solve for x
    x = 297,402,643,990,246,080/773,802,814.38
  6. Step 6: Final answer
    x = 384,339,057.01

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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.