Home / 1,726,272,040.60-2,589,408,060.90-756,923,656.60

Finding the Fourth Proportional to 1,726,272,040.60, 2,589,408,060.90 and 756,923,656.60

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Solution

The fourth proportional to 1,726,272,040.60, 2,589,408,060.90 and 756,923,656.60 is: 1,135,385,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,272,040.60 : 2,589,408,060.90 = 756,923,656.60 : x
  2. Step 2: Convert to fraction form
    1,726,272,040.60/2,589,408,060.90 = 756,923,656.60/x
  3. Step 3: Cross multiply
    1,726,272,040.60x = 2,589,408,060.90 × 756,923,656.60
  4. Step 4: Simplify right side
    1,726,272,040.60x = 1,959,984,217,885,943,552
  5. Step 5: Solve for x
    x = 1,959,984,217,885,943,552/1,726,272,040.60
  6. Step 6: Final answer
    x = 1,135,385,484.90

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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.