Home / 516,787,805.92-713,044,591.90-293,751,931.71

Finding the Fourth Proportional to 516,787,805.92, 713,044,591.90 and 293,751,931.71

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Solution

The fourth proportional to 516,787,805.92, 713,044,591.90 and 293,751,931.71 is: 405,307,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,787,805.92 : 713,044,591.90 = 293,751,931.71 : x
  2. Step 2: Convert to fraction form
    516,787,805.92/713,044,591.90 = 293,751,931.71/x
  3. Step 3: Cross multiply
    516,787,805.92x = 713,044,591.90 × 293,751,931.71
  4. Step 4: Simplify right side
    516,787,805.92x = 209,458,226,265,578,400
  5. Step 5: Solve for x
    x = 209,458,226,265,578,400/516,787,805.92
  6. Step 6: Final answer
    x = 405,307,988.82

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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.