Home / 108,881,337.80-163,322,006.70-92,442,096.20

Finding the Fourth Proportional to 108,881,337.80, 163,322,006.70 and 92,442,096.20

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Solution

The fourth proportional to 108,881,337.80, 163,322,006.70 and 92,442,096.20 is: 138,663,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,881,337.80 : 163,322,006.70 = 92,442,096.20 : x
  2. Step 2: Convert to fraction form
    108,881,337.80/163,322,006.70 = 92,442,096.20/x
  3. Step 3: Cross multiply
    108,881,337.80x = 163,322,006.70 × 92,442,096.20
  4. Step 4: Simplify right side
    108,881,337.80x = 15,097,828,654,938,444
  5. Step 5: Solve for x
    x = 15,097,828,654,938,444/108,881,337.80
  6. Step 6: Final answer
    x = 138,663,144.30

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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.