Home / 508,730,793.68-702,200,738.10-297,094,712.06

Finding the Fourth Proportional to 508,730,793.68, 702,200,738.10 and 297,094,712.06

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Solution

The fourth proportional to 508,730,793.68, 702,200,738.10 and 297,094,712.06 is: 410,079,611.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,730,793.68 : 702,200,738.10 = 297,094,712.06 : x
  2. Step 2: Convert to fraction form
    508,730,793.68/702,200,738.10 = 297,094,712.06/x
  3. Step 3: Cross multiply
    508,730,793.68x = 702,200,738.10 × 297,094,712.06
  4. Step 4: Simplify right side
    508,730,793.68x = 208,620,126,094,138,976
  5. Step 5: Solve for x
    x = 208,620,126,094,138,976/508,730,793.68
  6. Step 6: Final answer
    x = 410,079,611.23

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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.