Home / 2,977,169,838.40-4,465,754,757.60-1,229,791,830.40

Finding the Fourth Proportional to 2,977,169,838.40, 4,465,754,757.60 and 1,229,791,830.40

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Solution

The fourth proportional to 2,977,169,838.40, 4,465,754,757.60 and 1,229,791,830.40 is: 1,844,687,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,169,838.40 : 4,465,754,757.60 = 1,229,791,830.40 : x
  2. Step 2: Convert to fraction form
    2,977,169,838.40/4,465,754,757.60 = 1,229,791,830.40/x
  3. Step 3: Cross multiply
    2,977,169,838.40x = 4,465,754,757.60 × 1,229,791,830.40
  4. Step 4: Simplify right side
    2,977,169,838.40x = 5,491,948,717,466,413,056
  5. Step 5: Solve for x
    x = 5,491,948,717,466,413,056/2,977,169,838.40
  6. Step 6: Final answer
    x = 1,844,687,745.60

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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.