Home / 67,162,587.70-100,575,919.95-53,725,659.70

Finding the Fourth Proportional to 67,162,587.70, 100,575,919.95 and 53,725,659.70

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Solution

The fourth proportional to 67,162,587.70, 100,575,919.95 and 53,725,659.70 is: 80,454,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,162,587.70 : 100,575,919.95 = 53,725,659.70 : x
  2. Step 2: Convert to fraction form
    67,162,587.70/100,575,919.95 = 53,725,659.70/x
  3. Step 3: Cross multiply
    67,162,587.70x = 100,575,919.95 × 53,725,659.70
  4. Step 4: Simplify right side
    67,162,587.70x = 5,403,507,649,248,141
  5. Step 5: Solve for x
    x = 5,403,507,649,248,141/67,162,587.70
  6. Step 6: Final answer
    x = 80,454,131.30

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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.