Home / 70,231,348.84-96,923,026.40-39,289,672.84

Finding the Fourth Proportional to 70,231,348.84, 96,923,026.40 and 39,289,672.84

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Solution

The fourth proportional to 70,231,348.84, 96,923,026.40 and 39,289,672.84 is: 54,221,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,231,348.84 : 96,923,026.40 = 39,289,672.84 : x
  2. Step 2: Convert to fraction form
    70,231,348.84/96,923,026.40 = 39,289,672.84/x
  3. Step 3: Cross multiply
    70,231,348.84x = 96,923,026.40 × 39,289,672.84
  4. Step 4: Simplify right side
    70,231,348.84x = 3,808,073,997,918,683.50
  5. Step 5: Solve for x
    x = 3,808,073,997,918,683.50/70,231,348.84
  6. Step 6: Final answer
    x = 54,221,854.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.