Home / 124,088,015.20-186,132,022.80-113,338,472.80

Finding the Fourth Proportional to 124,088,015.20, 186,132,022.80 and 113,338,472.80

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Solution

The fourth proportional to 124,088,015.20, 186,132,022.80 and 113,338,472.80 is: 170,007,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,088,015.20 : 186,132,022.80 = 113,338,472.80 : x
  2. Step 2: Convert to fraction form
    124,088,015.20/186,132,022.80 = 113,338,472.80/x
  3. Step 3: Cross multiply
    124,088,015.20x = 186,132,022.80 × 113,338,472.80
  4. Step 4: Simplify right side
    124,088,015.20x = 21,095,919,203,326,780
  5. Step 5: Solve for x
    x = 21,095,919,203,326,780/124,088,015.20
  6. Step 6: Final answer
    x = 170,007,709.20

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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.