Home / 142,476,550.20-213,714,825.30-97,126,918.20

Finding the Fourth Proportional to 142,476,550.20, 213,714,825.30 and 97,126,918.20

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Solution

The fourth proportional to 142,476,550.20, 213,714,825.30 and 97,126,918.20 is: 145,690,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,476,550.20 : 213,714,825.30 = 97,126,918.20 : x
  2. Step 2: Convert to fraction form
    142,476,550.20/213,714,825.30 = 97,126,918.20/x
  3. Step 3: Cross multiply
    142,476,550.20x = 213,714,825.30 × 97,126,918.20
  4. Step 4: Simplify right side
    142,476,550.20x = 20,757,462,355,040,392
  5. Step 5: Solve for x
    x = 20,757,462,355,040,392/142,476,550.20
  6. Step 6: Final answer
    x = 145,690,377.30

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Similar ratio
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1.5x scale

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.