Home / 782,433,014.20-1,173,649,521.30-552,850,502.20

Finding the Fourth Proportional to 782,433,014.20, 1,173,649,521.30 and 552,850,502.20

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Solution

The fourth proportional to 782,433,014.20, 1,173,649,521.30 and 552,850,502.20 is: 829,275,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,433,014.20 : 1,173,649,521.30 = 552,850,502.20 : x
  2. Step 2: Convert to fraction form
    782,433,014.20/1,173,649,521.30 = 552,850,502.20/x
  3. Step 3: Cross multiply
    782,433,014.20x = 1,173,649,521.30 × 552,850,502.20
  4. Step 4: Simplify right side
    782,433,014.20x = 648,852,727,257,494,656
  5. Step 5: Solve for x
    x = 648,852,727,257,494,656/782,433,014.20
  6. Step 6: Final answer
    x = 829,275,753.30

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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.