Home / 121,383,007.20-182,074,510.80-110,329,034.40

Finding the Fourth Proportional to 121,383,007.20, 182,074,510.80 and 110,329,034.40

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Solution

The fourth proportional to 121,383,007.20, 182,074,510.80 and 110,329,034.40 is: 165,493,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,383,007.20 : 182,074,510.80 = 110,329,034.40 : x
  2. Step 2: Convert to fraction form
    121,383,007.20/182,074,510.80 = 110,329,034.40/x
  3. Step 3: Cross multiply
    121,383,007.20x = 182,074,510.80 × 110,329,034.40
  4. Step 4: Simplify right side
    121,383,007.20x = 20,088,104,965,416,372
  5. Step 5: Solve for x
    x = 20,088,104,965,416,372/121,383,007.20
  6. Step 6: Final answer
    x = 165,493,551.60

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1.5x scale

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.