Home / 198,254,862.79-297,349,310.01-60,047,610.54

Finding the Fourth Proportional to 198,254,862.79, 297,349,310.01 and 60,047,610.54

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Solution

The fourth proportional to 198,254,862.79, 297,349,310.01 and 60,047,610.54 is: 90,061,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,254,862.79 : 297,349,310.01 = 60,047,610.54 : x
  2. Step 2: Convert to fraction form
    198,254,862.79/297,349,310.01 = 60,047,610.54/x
  3. Step 3: Cross multiply
    198,254,862.79x = 297,349,310.01 × 60,047,610.54
  4. Step 4: Simplify right side
    198,254,862.79x = 17,855,115,561,818,202
  5. Step 5: Solve for x
    x = 17,855,115,561,818,202/198,254,862.79
  6. Step 6: Final answer
    x = 90,061,425.53

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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.