Home / 13,050,649,084.82-18,012,055,655.50-7,699,517,692.70

Finding the Fourth Proportional to 13,050,649,084.82, 18,012,055,655.50 and 7,699,517,692.70

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Solution

The fourth proportional to 13,050,649,084.82, 18,012,055,655.50 and 7,699,517,692.70 is: 10,626,608,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050,649,084.82 : 18,012,055,655.50 = 7,699,517,692.70 : x
  2. Step 2: Convert to fraction form
    13,050,649,084.82/18,012,055,655.50 = 7,699,517,692.70/x
  3. Step 3: Cross multiply
    13,050,649,084.82x = 18,012,055,655.50 × 7,699,517,692.70
  4. Step 4: Simplify right side
    13,050,649,084.82x = 138,684,141,201,313,890,304
  5. Step 5: Solve for x
    x = 138,684,141,201,313,890,304/13,050,649,084.82
  6. Step 6: Final answer
    x = 10,626,608,707.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.