Home / 335,003,048.10-502,504,572.15-257,518,950.30

Finding the Fourth Proportional to 335,003,048.10, 502,504,572.15 and 257,518,950.30

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Solution

The fourth proportional to 335,003,048.10, 502,504,572.15 and 257,518,950.30 is: 386,278,425.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,003,048.10 : 502,504,572.15 = 257,518,950.30 : x
  2. Step 2: Convert to fraction form
    335,003,048.10/502,504,572.15 = 257,518,950.30/x
  3. Step 3: Cross multiply
    335,003,048.10x = 502,504,572.15 × 257,518,950.30
  4. Step 4: Simplify right side
    335,003,048.10x = 129,404,449,941,018,608
  5. Step 5: Solve for x
    x = 129,404,449,941,018,608/335,003,048.10
  6. Step 6: Final answer
    x = 386,278,425.45

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Similar ratio
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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.