Home / 230,367,023.40-345,550,535.10-215,250,479.40

Finding the Fourth Proportional to 230,367,023.40, 345,550,535.10 and 215,250,479.40

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Solution

The fourth proportional to 230,367,023.40, 345,550,535.10 and 215,250,479.40 is: 322,875,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,367,023.40 : 345,550,535.10 = 215,250,479.40 : x
  2. Step 2: Convert to fraction form
    230,367,023.40/345,550,535.10 = 215,250,479.40/x
  3. Step 3: Cross multiply
    230,367,023.40x = 345,550,535.10 × 215,250,479.40
  4. Step 4: Simplify right side
    230,367,023.40x = 74,379,918,337,201,536
  5. Step 5: Solve for x
    x = 74,379,918,337,201,536/230,367,023.40
  6. Step 6: Final answer
    x = 322,875,719.10

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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.