Home / 123,844,214.20-185,964,609.30-98,496,009.40

Finding the Fourth Proportional to 123,844,214.20, 185,964,609.30 and 98,496,009.40

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Solution

The fourth proportional to 123,844,214.20, 185,964,609.30 and 98,496,009.40 is: 147,901,716.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,844,214.20 : 185,964,609.30 = 98,496,009.40 : x
  2. Step 2: Convert to fraction form
    123,844,214.20/185,964,609.30 = 98,496,009.40/x
  3. Step 3: Cross multiply
    123,844,214.20x = 185,964,609.30 × 98,496,009.40
  4. Step 4: Simplify right side
    123,844,214.20x = 18,316,771,905,680,128
  5. Step 5: Solve for x
    x = 18,316,771,905,680,128/123,844,214.20
  6. Step 6: Final answer
    x = 147,901,716.88

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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.