Home / 189,093,426.13-260,948,938.96-102,173,298.13

Finding the Fourth Proportional to 189,093,426.13, 260,948,938.96 and 102,173,298.13

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Solution

The fourth proportional to 189,093,426.13, 260,948,938.96 and 102,173,298.13 is: 140,999,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,093,426.13 : 260,948,938.96 = 102,173,298.13 : x
  2. Step 2: Convert to fraction form
    189,093,426.13/260,948,938.96 = 102,173,298.13/x
  3. Step 3: Cross multiply
    189,093,426.13x = 260,948,938.96 × 102,173,298.13
  4. Step 4: Simplify right side
    189,093,426.13x = 26,662,013,736,542,596
  5. Step 5: Solve for x
    x = 26,662,013,736,542,596/189,093,426.13
  6. Step 6: Final answer
    x = 140,999,157.31

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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.