Home / 865,380,501.38-1,194,226,141.66-468,903,184.29

Finding the Fourth Proportional to 865,380,501.38, 1,194,226,141.66 and 468,903,184.29

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Solution

The fourth proportional to 865,380,501.38, 1,194,226,141.66 and 468,903,184.29 is: 647,086,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,380,501.38 : 1,194,226,141.66 = 468,903,184.29 : x
  2. Step 2: Convert to fraction form
    865,380,501.38/1,194,226,141.66 = 468,903,184.29/x
  3. Step 3: Cross multiply
    865,380,501.38x = 1,194,226,141.66 × 468,903,184.29
  4. Step 4: Simplify right side
    865,380,501.38x = 559,976,440,586,734,720
  5. Step 5: Solve for x
    x = 559,976,440,586,734,720/865,380,501.38
  6. Step 6: Final answer
    x = 647,086,963.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.