Home / 746,862,057.70-1,120,293,086.55-528,758,671.30

Finding the Fourth Proportional to 746,862,057.70, 1,120,293,086.55 and 528,758,671.30

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Solution

The fourth proportional to 746,862,057.70, 1,120,293,086.55 and 528,758,671.30 is: 793,138,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,862,057.70 : 1,120,293,086.55 = 528,758,671.30 : x
  2. Step 2: Convert to fraction form
    746,862,057.70/1,120,293,086.55 = 528,758,671.30/x
  3. Step 3: Cross multiply
    746,862,057.70x = 1,120,293,086.55 × 528,758,671.30
  4. Step 4: Simplify right side
    746,862,057.70x = 592,364,683,910,753,920
  5. Step 5: Solve for x
    x = 592,364,683,910,753,920/746,862,057.70
  6. Step 6: Final answer
    x = 793,138,006.95

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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.