Home / 13,867,913,734.80-20,805,623,740.62-9,889,024,605.12

Finding the Fourth Proportional to 13,867,913,734.80, 20,805,623,740.62 and 9,889,024,605.12

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Solution

The fourth proportional to 13,867,913,734.80, 20,805,623,740.62 and 9,889,024,605.12 is: 14,836,213,220.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867,913,734.80 : 20,805,623,740.62 = 9,889,024,605.12 : x
  2. Step 2: Convert to fraction form
    13,867,913,734.80/20,805,623,740.62 = 9,889,024,605.12/x
  3. Step 3: Cross multiply
    13,867,913,734.80x = 20,805,623,740.62 × 9,889,024,605.12
  4. Step 4: Simplify right side
    13,867,913,734.80x = 205,747,325,095,860,011,008
  5. Step 5: Solve for x
    x = 205,747,325,095,860,011,008/13,867,913,734.80
  6. Step 6: Final answer
    x = 14,836,213,220.71

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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.