Home / 56,165,750.80-84,248,626.20-47,095,824.40

Finding the Fourth Proportional to 56,165,750.80, 84,248,626.20 and 47,095,824.40

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Solution

The fourth proportional to 56,165,750.80, 84,248,626.20 and 47,095,824.40 is: 70,643,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,750.80 : 84,248,626.20 = 47,095,824.40 : x
  2. Step 2: Convert to fraction form
    56,165,750.80/84,248,626.20 = 47,095,824.40/x
  3. Step 3: Cross multiply
    56,165,750.80x = 84,248,626.20 × 47,095,824.40
  4. Step 4: Simplify right side
    56,165,750.80x = 3,967,758,505,456,439.50
  5. Step 5: Solve for x
    x = 3,967,758,505,456,439.50/56,165,750.80
  6. Step 6: Final answer
    x = 70,643,736.60

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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.