Home / 363,957,046.80-545,935,570.20-299,333,821.20

Finding the Fourth Proportional to 363,957,046.80, 545,935,570.20 and 299,333,821.20

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Solution

The fourth proportional to 363,957,046.80, 545,935,570.20 and 299,333,821.20 is: 449,000,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,957,046.80 : 545,935,570.20 = 299,333,821.20 : x
  2. Step 2: Convert to fraction form
    363,957,046.80/545,935,570.20 = 299,333,821.20/x
  3. Step 3: Cross multiply
    363,957,046.80x = 545,935,570.20 × 299,333,821.20
  4. Step 4: Simplify right side
    363,957,046.80x = 163,416,980,356,966,848
  5. Step 5: Solve for x
    x = 163,416,980,356,966,848/363,957,046.80
  6. Step 6: Final answer
    x = 449,000,731.80

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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.