Home / 10,900,131,571.44-15,042,188,158.38-5,887,881,209.34

Finding the Fourth Proportional to 10,900,131,571.44, 15,042,188,158.38 and 5,887,881,209.34

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Solution

The fourth proportional to 10,900,131,571.44, 15,042,188,158.38 and 5,887,881,209.34 is: 8,125,279,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900,131,571.44 : 15,042,188,158.38 = 5,887,881,209.34 : x
  2. Step 2: Convert to fraction form
    10,900,131,571.44/15,042,188,158.38 = 5,887,881,209.34/x
  3. Step 3: Cross multiply
    10,900,131,571.44x = 15,042,188,158.38 × 5,887,881,209.34
  4. Step 4: Simplify right side
    10,900,131,571.44x = 88,566,617,005,082,263,552
  5. Step 5: Solve for x
    x = 88,566,617,005,082,263,552/10,900,131,571.44
  6. Step 6: Final answer
    x = 8,125,279,628.47

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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.