Home / 8,503,287,606.80-12,754,931,410.20-8,388,625,821.20

Finding the Fourth Proportional to 8,503,287,606.80, 12,754,931,410.20 and 8,388,625,821.20

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Solution

The fourth proportional to 8,503,287,606.80, 12,754,931,410.20 and 8,388,625,821.20 is: 12,582,938,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,287,606.80 : 12,754,931,410.20 = 8,388,625,821.20 : x
  2. Step 2: Convert to fraction form
    8,503,287,606.80/12,754,931,410.20 = 8,388,625,821.20/x
  3. Step 3: Cross multiply
    8,503,287,606.80x = 12,754,931,410.20 × 8,388,625,821.20
  4. Step 4: Simplify right side
    8,503,287,606.80x = 106,996,346,975,238,651,904
  5. Step 5: Solve for x
    x = 106,996,346,975,238,651,904/8,503,287,606.80
  6. Step 6: Final answer
    x = 12,582,938,731.80

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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.