Home / 257,473,003.70-386,209,505.55-95,881,502.90

Finding the Fourth Proportional to 257,473,003.70, 386,209,505.55 and 95,881,502.90

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Solution

The fourth proportional to 257,473,003.70, 386,209,505.55 and 95,881,502.90 is: 143,822,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,473,003.70 : 386,209,505.55 = 95,881,502.90 : x
  2. Step 2: Convert to fraction form
    257,473,003.70/386,209,505.55 = 95,881,502.90/x
  3. Step 3: Cross multiply
    257,473,003.70x = 386,209,505.55 × 95,881,502.90
  4. Step 4: Simplify right side
    257,473,003.70x = 37,030,347,826,399,896
  5. Step 5: Solve for x
    x = 37,030,347,826,399,896/257,473,003.70
  6. Step 6: Final answer
    x = 143,822,254.35

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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.