Home / 207,224,948.31-286,099,487.31-131,913,769.56

Finding the Fourth Proportional to 207,224,948.31, 286,099,487.31 and 131,913,769.56

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Solution

The fourth proportional to 207,224,948.31, 286,099,487.31 and 131,913,769.56 is: 182,123,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,224,948.31 : 286,099,487.31 = 131,913,769.56 : x
  2. Step 2: Convert to fraction form
    207,224,948.31/286,099,487.31 = 131,913,769.56/x
  3. Step 3: Cross multiply
    207,224,948.31x = 286,099,487.31 × 131,913,769.56
  4. Step 4: Simplify right side
    207,224,948.31x = 37,740,461,840,245,488
  5. Step 5: Solve for x
    x = 37,740,461,840,245,488/207,224,948.31
  6. Step 6: Final answer
    x = 182,123,157.22

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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.