Home / 517,970,113.94-777,508,264.84-223,011,309.62

Finding the Fourth Proportional to 517,970,113.94, 777,508,264.84 and 223,011,309.62

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Solution

The fourth proportional to 517,970,113.94, 777,508,264.84 and 223,011,309.62 is: 334,755,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,970,113.94 : 777,508,264.84 = 223,011,309.62 : x
  2. Step 2: Convert to fraction form
    517,970,113.94/777,508,264.84 = 223,011,309.62/x
  3. Step 3: Cross multiply
    517,970,113.94x = 777,508,264.84 × 223,011,309.62
  4. Step 4: Simplify right side
    517,970,113.94x = 173,393,136,382,342,208
  5. Step 5: Solve for x
    x = 173,393,136,382,342,208/517,970,113.94
  6. Step 6: Final answer
    x = 334,755,098.25

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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.