Home / 206,125,152.89-284,589,684.56-158,355,327.20

Finding the Fourth Proportional to 206,125,152.89, 284,589,684.56 and 158,355,327.20

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Solution

The fourth proportional to 206,125,152.89, 284,589,684.56 and 158,355,327.20 is: 218,635,581.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,125,152.89 : 284,589,684.56 = 158,355,327.20 : x
  2. Step 2: Convert to fraction form
    206,125,152.89/284,589,684.56 = 158,355,327.20/x
  3. Step 3: Cross multiply
    206,125,152.89x = 284,589,684.56 × 158,355,327.20
  4. Step 4: Simplify right side
    206,125,152.89x = 45,066,292,615,216,528
  5. Step 5: Solve for x
    x = 45,066,292,615,216,528/206,125,152.89
  6. Step 6: Final answer
    x = 218,635,581.27

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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.