Home / 159,047,175.68-219,505,089.38-89,432,056.97

Finding the Fourth Proportional to 159,047,175.68, 219,505,089.38 and 89,432,056.97

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Solution

The fourth proportional to 159,047,175.68, 219,505,089.38 and 89,432,056.97 is: 123,427,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,047,175.68 : 219,505,089.38 = 89,432,056.97 : x
  2. Step 2: Convert to fraction form
    159,047,175.68/219,505,089.38 = 89,432,056.97/x
  3. Step 3: Cross multiply
    159,047,175.68x = 219,505,089.38 × 89,432,056.97
  4. Step 4: Simplify right side
    159,047,175.68x = 19,630,791,657,915,560
  5. Step 5: Solve for x
    x = 19,630,791,657,915,560/159,047,175.68
  6. Step 6: Final answer
    x = 123,427,477.25

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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.