Home / 202,302,191.85-279,177,021.36-109,482,699.69

Finding the Fourth Proportional to 202,302,191.85, 279,177,021.36 and 109,482,699.69

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Solution

The fourth proportional to 202,302,191.85, 279,177,021.36 and 109,482,699.69 is: 151,086,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,302,191.85 : 279,177,021.36 = 109,482,699.69 : x
  2. Step 2: Convert to fraction form
    202,302,191.85/279,177,021.36 = 109,482,699.69/x
  3. Step 3: Cross multiply
    202,302,191.85x = 279,177,021.36 × 109,482,699.69
  4. Step 4: Simplify right side
    202,302,191.85x = 30,565,053,989,905,596
  5. Step 5: Solve for x
    x = 30,565,053,989,905,596/202,302,191.85
  6. Step 6: Final answer
    x = 151,086,123.74

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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.