Home / 650,538,696.78-896,876,329.15-517,022,449.29

Finding the Fourth Proportional to 650,538,696.78, 896,876,329.15 and 517,022,449.29

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Solution

The fourth proportional to 650,538,696.78, 896,876,329.15 and 517,022,449.29 is: 712,801,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,538,696.78 : 896,876,329.15 = 517,022,449.29 : x
  2. Step 2: Convert to fraction form
    650,538,696.78/896,876,329.15 = 517,022,449.29/x
  3. Step 3: Cross multiply
    650,538,696.78x = 896,876,329.15 × 517,022,449.29
  4. Step 4: Simplify right side
    650,538,696.78x = 463,705,196,407,357,248
  5. Step 5: Solve for x
    x = 463,705,196,407,357,248/650,538,696.78
  6. Step 6: Final answer
    x = 712,801,865.14

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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.