Home / 125,846,035.20-188,450,188.20-100,336,867.20

Finding the Fourth Proportional to 125,846,035.20, 188,450,188.20 and 100,336,867.20

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Solution

The fourth proportional to 125,846,035.20, 188,450,188.20 and 100,336,867.20 is: 150,251,070.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,846,035.20 : 188,450,188.20 = 100,336,867.20 : x
  2. Step 2: Convert to fraction form
    125,846,035.20/188,450,188.20 = 100,336,867.20/x
  3. Step 3: Cross multiply
    125,846,035.20x = 188,450,188.20 × 100,336,867.20
  4. Step 4: Simplify right side
    125,846,035.20x = 18,908,501,507,238,408
  5. Step 5: Solve for x
    x = 18,908,501,507,238,408/125,846,035.20
  6. Step 6: Final answer
    x = 150,251,070.50

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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.