Home / 8,503,287,628.80-12,754,931,443.20-8,388,625,843.20

Finding the Fourth Proportional to 8,503,287,628.80, 12,754,931,443.20 and 8,388,625,843.20

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Solution

The fourth proportional to 8,503,287,628.80, 12,754,931,443.20 and 8,388,625,843.20 is: 12,582,938,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,287,628.80 : 12,754,931,443.20 = 8,388,625,843.20 : x
  2. Step 2: Convert to fraction form
    8,503,287,628.80/12,754,931,443.20 = 8,388,625,843.20/x
  3. Step 3: Cross multiply
    8,503,287,628.80x = 12,754,931,443.20 × 8,388,625,843.20
  4. Step 4: Simplify right side
    8,503,287,628.80x = 106,996,347,532,671,795,200
  5. Step 5: Solve for x
    x = 106,996,347,532,671,795,200/8,503,287,628.80
  6. Step 6: Final answer
    x = 12,582,938,764.80

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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.