Home / 8,503,287,608.30-12,754,931,412.45-8,388,625,822.70

Finding the Fourth Proportional to 8,503,287,608.30, 12,754,931,412.45 and 8,388,625,822.70

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Solution

The fourth proportional to 8,503,287,608.30, 12,754,931,412.45 and 8,388,625,822.70 is: 12,582,938,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,287,608.30 : 12,754,931,412.45 = 8,388,625,822.70 : x
  2. Step 2: Convert to fraction form
    8,503,287,608.30/12,754,931,412.45 = 8,388,625,822.70/x
  3. Step 3: Cross multiply
    8,503,287,608.30x = 12,754,931,412.45 × 8,388,625,822.70
  4. Step 4: Simplify right side
    8,503,287,608.30x = 106,996,347,013,245,452,288
  5. Step 5: Solve for x
    x = 106,996,347,013,245,452,288/8,503,287,608.30
  6. Step 6: Final answer
    x = 12,582,938,734.05

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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.