Home / 438,717,010.27-658,068,872.45-106,727,146.18

Finding the Fourth Proportional to 438,717,010.27, 658,068,872.45 and 106,727,146.18

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Solution

The fourth proportional to 438,717,010.27, 658,068,872.45 and 106,727,146.18 is: 160,089,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,717,010.27 : 658,068,872.45 = 106,727,146.18 : x
  2. Step 2: Convert to fraction form
    438,717,010.27/658,068,872.45 = 106,727,146.18/x
  3. Step 3: Cross multiply
    438,717,010.27x = 658,068,872.45 × 106,727,146.18
  4. Step 4: Simplify right side
    438,717,010.27x = 70,233,812,742,654,952
  5. Step 5: Solve for x
    x = 70,233,812,742,654,952/438,717,010.27
  6. Step 6: Final answer
    x = 160,089,103.22

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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.