Home / 503,333,042.04-694,621,148.16-280,314,723.08

Finding the Fourth Proportional to 503,333,042.04, 694,621,148.16 and 280,314,723.08

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Solution

The fourth proportional to 503,333,042.04, 694,621,148.16 and 280,314,723.08 is: 386,846,319.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,333,042.04 : 694,621,148.16 = 280,314,723.08 : x
  2. Step 2: Convert to fraction form
    503,333,042.04/694,621,148.16 = 280,314,723.08/x
  3. Step 3: Cross multiply
    503,333,042.04x = 694,621,148.16 × 280,314,723.08
  4. Step 4: Simplify right side
    503,333,042.04x = 194,712,534,791,982,016
  5. Step 5: Solve for x
    x = 194,712,534,791,982,016/503,333,042.04
  6. Step 6: Final answer
    x = 386,846,319.49

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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.