Home / 52,906,587.20-79,261,903.20-30,119,796.80

Finding the Fourth Proportional to 52,906,587.20, 79,261,903.20 and 30,119,796.80

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Solution

The fourth proportional to 52,906,587.20, 79,261,903.20 and 30,119,796.80 is: 45,123,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,906,587.20 : 79,261,903.20 = 30,119,796.80 : x
  2. Step 2: Convert to fraction form
    52,906,587.20/79,261,903.20 = 30,119,796.80/x
  3. Step 3: Cross multiply
    52,906,587.20x = 79,261,903.20 × 30,119,796.80
  4. Step 4: Simplify right side
    52,906,587.20x = 2,387,352,418,365,270
  5. Step 5: Solve for x
    x = 2,387,352,418,365,270/52,906,587.20
  6. Step 6: Final answer
    x = 45,123,916.41

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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.