Home / 98,797,983.12-148,168,154.88-33,211,707.57

Finding the Fourth Proportional to 98,797,983.12, 148,168,154.88 and 33,211,707.57

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Solution

The fourth proportional to 98,797,983.12, 148,168,154.88 and 33,211,707.57 is: 49,807,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,797,983.12 : 148,168,154.88 = 33,211,707.57 : x
  2. Step 2: Convert to fraction form
    98,797,983.12/148,168,154.88 = 33,211,707.57/x
  3. Step 3: Cross multiply
    98,797,983.12x = 148,168,154.88 × 33,211,707.57
  4. Step 4: Simplify right side
    98,797,983.12x = 4,920,917,431,061,028
  5. Step 5: Solve for x
    x = 4,920,917,431,061,028/98,797,983.12
  6. Step 6: Final answer
    x = 49,807,873.36

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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.