Home / 929,203,737.66-1,393,799,406.30-376,498,011.78

Finding the Fourth Proportional to 929,203,737.66, 1,393,799,406.30 and 376,498,011.78

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Solution

The fourth proportional to 929,203,737.66, 1,393,799,406.30 and 376,498,011.78 is: 564,744,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,203,737.66 : 1,393,799,406.30 = 376,498,011.78 : x
  2. Step 2: Convert to fraction form
    929,203,737.66/1,393,799,406.30 = 376,498,011.78/x
  3. Step 3: Cross multiply
    929,203,737.66x = 1,393,799,406.30 × 376,498,011.78
  4. Step 4: Simplify right side
    929,203,737.66x = 524,762,705,292,094,336
  5. Step 5: Solve for x
    x = 524,762,705,292,094,336/929,203,737.66
  6. Step 6: Final answer
    x = 564,744,505.46

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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.