Home / 8,161,406,530.13-12,229,355,210.56-5,679,117,363.89

Finding the Fourth Proportional to 8,161,406,530.13, 12,229,355,210.56 and 5,679,117,363.89

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Solution

The fourth proportional to 8,161,406,530.13, 12,229,355,210.56 and 5,679,117,363.89 is: 8,509,800,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,406,530.13 : 12,229,355,210.56 = 5,679,117,363.89 : x
  2. Step 2: Convert to fraction form
    8,161,406,530.13/12,229,355,210.56 = 5,679,117,363.89/x
  3. Step 3: Cross multiply
    8,161,406,530.13x = 12,229,355,210.56 × 5,679,117,363.89
  4. Step 4: Simplify right side
    8,161,406,530.13x = 69,451,943,525,391,753,216
  5. Step 5: Solve for x
    x = 69,451,943,525,391,753,216/8,161,406,530.13
  6. Step 6: Final answer
    x = 8,509,800,764.00

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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.