Home / 123,640,770.10-185,461,155.15-108,524,226.10

Finding the Fourth Proportional to 123,640,770.10, 185,461,155.15 and 108,524,226.10

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Solution

The fourth proportional to 123,640,770.10, 185,461,155.15 and 108,524,226.10 is: 162,786,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,640,770.10 : 185,461,155.15 = 108,524,226.10 : x
  2. Step 2: Convert to fraction form
    123,640,770.10/185,461,155.15 = 108,524,226.10/x
  3. Step 3: Cross multiply
    123,640,770.10x = 185,461,155.15 × 108,524,226.10
  4. Step 4: Simplify right side
    123,640,770.10x = 20,127,028,334,265,780
  5. Step 5: Solve for x
    x = 20,127,028,334,265,780/123,640,770.10
  6. Step 6: Final answer
    x = 162,786,339.15

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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.