Home / 438,717,021.96-658,068,889.98-106,727,157.87

Finding the Fourth Proportional to 438,717,021.96, 658,068,889.98 and 106,727,157.87

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Solution

The fourth proportional to 438,717,021.96, 658,068,889.98 and 106,727,157.87 is: 160,089,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,717,021.96 : 658,068,889.98 = 106,727,157.87 : x
  2. Step 2: Convert to fraction form
    438,717,021.96/658,068,889.98 = 106,727,157.87/x
  3. Step 3: Cross multiply
    438,717,021.96x = 658,068,889.98 × 106,727,157.87
  4. Step 4: Simplify right side
    438,717,021.96x = 70,233,822,310,231,128
  5. Step 5: Solve for x
    x = 70,233,822,310,231,128/438,717,021.96
  6. Step 6: Final answer
    x = 160,089,120.77

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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.