Home / 108,252,666.18-149,244,157.26-85,999,488.66

Finding the Fourth Proportional to 108,252,666.18, 149,244,157.26 and 85,999,488.66

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Solution

The fourth proportional to 108,252,666.18, 149,244,157.26 and 85,999,488.66 is: 118,564,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,252,666.18 : 149,244,157.26 = 85,999,488.66 : x
  2. Step 2: Convert to fraction form
    108,252,666.18/149,244,157.26 = 85,999,488.66/x
  3. Step 3: Cross multiply
    108,252,666.18x = 149,244,157.26 × 85,999,488.66
  4. Step 4: Simplify right side
    108,252,666.18x = 12,834,921,209,852,626
  5. Step 5: Solve for x
    x = 12,834,921,209,852,626/108,252,666.18
  6. Step 6: Final answer
    x = 118,564,481.25

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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.