Home / 656,191,105.44-984,502,187.40-268,340,149.20

Finding the Fourth Proportional to 656,191,105.44, 984,502,187.40 and 268,340,149.20

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Solution

The fourth proportional to 656,191,105.44, 984,502,187.40 and 268,340,149.20 is: 402,598,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,191,105.44 : 984,502,187.40 = 268,340,149.20 : x
  2. Step 2: Convert to fraction form
    656,191,105.44/984,502,187.40 = 268,340,149.20/x
  3. Step 3: Cross multiply
    656,191,105.44x = 984,502,187.40 × 268,340,149.20
  4. Step 4: Simplify right side
    656,191,105.44x = 264,181,463,854,642,336
  5. Step 5: Solve for x
    x = 264,181,463,854,642,336/656,191,105.44
  6. Step 6: Final answer
    x = 402,598,361.46

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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.