Home / 174,479,909.82-240,791,744.49-100,139,876.02

Finding the Fourth Proportional to 174,479,909.82, 240,791,744.49 and 100,139,876.02

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Solution

The fourth proportional to 174,479,909.82, 240,791,744.49 and 100,139,876.02 is: 138,198,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,479,909.82 : 240,791,744.49 = 100,139,876.02 : x
  2. Step 2: Convert to fraction form
    174,479,909.82/240,791,744.49 = 100,139,876.02/x
  3. Step 3: Cross multiply
    174,479,909.82x = 240,791,744.49 × 100,139,876.02
  4. Step 4: Simplify right side
    174,479,909.82x = 24,112,855,439,868,120
  5. Step 5: Solve for x
    x = 24,112,855,439,868,120/174,479,909.82
  6. Step 6: Final answer
    x = 138,198,463.45

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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.