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Finding the Fourth Proportional to 67,888,595.73, 101,898,659.42 and 64,201,723.80

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Solution

The fourth proportional to 67,888,595.73, 101,898,659.42 and 64,201,723.80 is: 96,364,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,888,595.73 : 101,898,659.42 = 64,201,723.80 : x
  2. Step 2: Convert to fraction form
    67,888,595.73/101,898,659.42 = 64,201,723.80/x
  3. Step 3: Cross multiply
    67,888,595.73x = 101,898,659.42 × 64,201,723.80
  4. Step 4: Simplify right side
    67,888,595.73x = 6,542,069,587,673,108
  5. Step 5: Solve for x
    x = 6,542,069,587,673,108/67,888,595.73
  6. Step 6: Final answer
    x = 96,364,779.94

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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.