Home / 701,455,456.60-967,969,143.90-383,915,053.22

Finding the Fourth Proportional to 701,455,456.60, 967,969,143.90 and 383,915,053.22

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Solution

The fourth proportional to 701,455,456.60, 967,969,143.90 and 383,915,053.22 is: 529,781,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,455,456.60 : 967,969,143.90 = 383,915,053.22 : x
  2. Step 2: Convert to fraction form
    701,455,456.60/967,969,143.90 = 383,915,053.22/x
  3. Step 3: Cross multiply
    701,455,456.60x = 967,969,143.90 × 383,915,053.22
  4. Step 4: Simplify right side
    701,455,456.60x = 371,617,925,390,846,464
  5. Step 5: Solve for x
    x = 371,617,925,390,846,464/701,455,456.60
  6. Step 6: Final answer
    x = 529,781,216.89

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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.