Home / 8,384,257,687.60-12,576,386,531.40-2,862,688,049.20

Finding the Fourth Proportional to 8,384,257,687.60, 12,576,386,531.40 and 2,862,688,049.20

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Solution

The fourth proportional to 8,384,257,687.60, 12,576,386,531.40 and 2,862,688,049.20 is: 4,294,032,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,257,687.60 : 12,576,386,531.40 = 2,862,688,049.20 : x
  2. Step 2: Convert to fraction form
    8,384,257,687.60/12,576,386,531.40 = 2,862,688,049.20/x
  3. Step 3: Cross multiply
    8,384,257,687.60x = 12,576,386,531.40 × 2,862,688,049.20
  4. Step 4: Simplify right side
    8,384,257,687.60x = 36,002,271,425,558,618,112
  5. Step 5: Solve for x
    x = 36,002,271,425,558,618,112/8,384,257,687.60
  6. Step 6: Final answer
    x = 4,294,032,073.80

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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.