Home / 154,769,613.40-231,818,496.90-127,895,757.40

Finding the Fourth Proportional to 154,769,613.40, 231,818,496.90 and 127,895,757.40

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Solution

The fourth proportional to 154,769,613.40, 231,818,496.90 and 127,895,757.40 is: 191,566,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,769,613.40 : 231,818,496.90 = 127,895,757.40 : x
  2. Step 2: Convert to fraction form
    154,769,613.40/231,818,496.90 = 127,895,757.40/x
  3. Step 3: Cross multiply
    154,769,613.40x = 231,818,496.90 × 127,895,757.40
  4. Step 4: Simplify right side
    154,769,613.40x = 29,648,602,240,355,056
  5. Step 5: Solve for x
    x = 29,648,602,240,355,056/154,769,613.40
  6. Step 6: Final answer
    x = 191,566,041.87

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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.