Home / 57,966,000.30-86,949,000.45-55,131,648.30

Finding the Fourth Proportional to 57,966,000.30, 86,949,000.45 and 55,131,648.30

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Solution

The fourth proportional to 57,966,000.30, 86,949,000.45 and 55,131,648.30 is: 82,697,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,966,000.30 : 86,949,000.45 = 55,131,648.30 : x
  2. Step 2: Convert to fraction form
    57,966,000.30/86,949,000.45 = 55,131,648.30/x
  3. Step 3: Cross multiply
    57,966,000.30x = 86,949,000.45 × 55,131,648.30
  4. Step 4: Simplify right side
    57,966,000.30x = 4,793,641,712,845,942
  5. Step 5: Solve for x
    x = 4,793,641,712,845,942/57,966,000.30
  6. Step 6: Final answer
    x = 82,697,472.45

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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.