Home / 260,951,434.93-360,114,403.83-153,665,438.05

Finding the Fourth Proportional to 260,951,434.93, 360,114,403.83 and 153,665,438.05

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Solution

The fourth proportional to 260,951,434.93, 360,114,403.83 and 153,665,438.05 is: 212,059,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,951,434.93 : 360,114,403.83 = 153,665,438.05 : x
  2. Step 2: Convert to fraction form
    260,951,434.93/360,114,403.83 = 153,665,438.05/x
  3. Step 3: Cross multiply
    260,951,434.93x = 360,114,403.83 × 153,665,438.05
  4. Step 4: Simplify right side
    260,951,434.93x = 55,337,137,612,651,552
  5. Step 5: Solve for x
    x = 55,337,137,612,651,552/260,951,434.93
  6. Step 6: Final answer
    x = 212,059,142.83

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1.5x scale

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.