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Finding the Fourth Proportional to 569,646,572.80, 854,469,859.20 and 354,655,724.80

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Solution

The fourth proportional to 569,646,572.80, 854,469,859.20 and 354,655,724.80 is: 531,983,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,646,572.80 : 854,469,859.20 = 354,655,724.80 : x
  2. Step 2: Convert to fraction form
    569,646,572.80/854,469,859.20 = 354,655,724.80/x
  3. Step 3: Cross multiply
    569,646,572.80x = 854,469,859.20 × 354,655,724.80
  4. Step 4: Simplify right side
    569,646,572.80x = 303,042,627,234,329,984
  5. Step 5: Solve for x
    x = 303,042,627,234,329,984/569,646,572.80
  6. Step 6: Final answer
    x = 531,983,587.20

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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.