Home / 49,824,528.80-74,736,793.20-45,519,856.70

Finding the Fourth Proportional to 49,824,528.80, 74,736,793.20 and 45,519,856.70

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Solution

The fourth proportional to 49,824,528.80, 74,736,793.20 and 45,519,856.70 is: 68,279,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,824,528.80 : 74,736,793.20 = 45,519,856.70 : x
  2. Step 2: Convert to fraction form
    49,824,528.80/74,736,793.20 = 45,519,856.70/x
  3. Step 3: Cross multiply
    49,824,528.80x = 74,736,793.20 × 45,519,856.70
  4. Step 4: Simplify right side
    49,824,528.80x = 3,402,008,116,681,535
  5. Step 5: Solve for x
    x = 3,402,008,116,681,535/49,824,528.80
  6. Step 6: Final answer
    x = 68,279,785.05

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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.