Home / 631,108,527.18-871,016,285.94-363,178,853.44

Finding the Fourth Proportional to 631,108,527.18, 871,016,285.94 and 363,178,853.44

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Solution

The fourth proportional to 631,108,527.18, 871,016,285.94 and 363,178,853.44 is: 501,236,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,108,527.18 : 871,016,285.94 = 363,178,853.44 : x
  2. Step 2: Convert to fraction form
    631,108,527.18/871,016,285.94 = 363,178,853.44/x
  3. Step 3: Cross multiply
    631,108,527.18x = 871,016,285.94 × 363,178,853.44
  4. Step 4: Simplify right side
    631,108,527.18x = 316,334,696,055,256,384
  5. Step 5: Solve for x
    x = 316,334,696,055,256,384/631,108,527.18
  6. Step 6: Final answer
    x = 501,236,605.80

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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.