Home / 974,376,716.52-1,344,515,970.42-556,716,053.64

Finding the Fourth Proportional to 974,376,716.52, 1,344,515,970.42 and 556,716,053.64

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Solution

The fourth proportional to 974,376,716.52, 1,344,515,970.42 and 556,716,053.64 is: 768,197,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,376,716.52 : 1,344,515,970.42 = 556,716,053.64 : x
  2. Step 2: Convert to fraction form
    974,376,716.52/1,344,515,970.42 = 556,716,053.64/x
  3. Step 3: Cross multiply
    974,376,716.52x = 1,344,515,970.42 × 556,716,053.64
  4. Step 4: Simplify right side
    974,376,716.52x = 748,513,625,108,177,408
  5. Step 5: Solve for x
    x = 748,513,625,108,177,408/974,376,716.52
  6. Step 6: Final answer
    x = 768,197,363.93

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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.