Home / 125,000,560.40-187,500,840.60-76,627,619.60

Finding the Fourth Proportional to 125,000,560.40, 187,500,840.60 and 76,627,619.60

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Solution

The fourth proportional to 125,000,560.40, 187,500,840.60 and 76,627,619.60 is: 114,941,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,000,560.40 : 187,500,840.60 = 76,627,619.60 : x
  2. Step 2: Convert to fraction form
    125,000,560.40/187,500,840.60 = 76,627,619.60/x
  3. Step 3: Cross multiply
    125,000,560.40x = 187,500,840.60 × 76,627,619.60
  4. Step 4: Simplify right side
    125,000,560.40x = 14,367,743,088,177,034
  5. Step 5: Solve for x
    x = 14,367,743,088,177,034/125,000,560.40
  6. Step 6: Final answer
    x = 114,941,429.40

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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.