Home / 65,434,155.20-98,363,809.20-56,080,793.60

Finding the Fourth Proportional to 65,434,155.20, 98,363,809.20 and 56,080,793.60

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Solution

The fourth proportional to 65,434,155.20, 98,363,809.20 and 56,080,793.60 is: 84,303,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,434,155.20 : 98,363,809.20 = 56,080,793.60 : x
  2. Step 2: Convert to fraction form
    65,434,155.20/98,363,809.20 = 56,080,793.60/x
  3. Step 3: Cross multiply
    65,434,155.20x = 98,363,809.20 × 56,080,793.60
  4. Step 4: Simplify right side
    65,434,155.20x = 5,516,320,481,454,981
  5. Step 5: Solve for x
    x = 5,516,320,481,454,981/65,434,155.20
  6. Step 6: Final answer
    x = 84,303,380.47

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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.