Home / 141,824,278.76-195,720,499.40-79,944,600.92

Finding the Fourth Proportional to 141,824,278.76, 195,720,499.40 and 79,944,600.92

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Solution

The fourth proportional to 141,824,278.76, 195,720,499.40 and 79,944,600.92 is: 110,325,237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,824,278.76 : 195,720,499.40 = 79,944,600.92 : x
  2. Step 2: Convert to fraction form
    141,824,278.76/195,720,499.40 = 79,944,600.92/x
  3. Step 3: Cross multiply
    141,824,278.76x = 195,720,499.40 × 79,944,600.92
  4. Step 4: Simplify right side
    141,824,278.76x = 15,646,797,215,017,776
  5. Step 5: Solve for x
    x = 15,646,797,215,017,776/141,824,278.76
  6. Step 6: Final answer
    x = 110,325,237.35

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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.