Home / 656,382,902.34-984,576,021.06-268,205,733.20

Finding the Fourth Proportional to 656,382,902.34, 984,576,021.06 and 268,205,733.20

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Solution

The fourth proportional to 656,382,902.34, 984,576,021.06 and 268,205,733.20 is: 402,309,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,382,902.34 : 984,576,021.06 = 268,205,733.20 : x
  2. Step 2: Convert to fraction form
    656,382,902.34/984,576,021.06 = 268,205,733.20/x
  3. Step 3: Cross multiply
    656,382,902.34x = 984,576,021.06 × 268,205,733.20
  4. Step 4: Simplify right side
    656,382,902.34x = 264,068,933,619,535,904
  5. Step 5: Solve for x
    x = 264,068,933,619,535,904/656,382,902.34
  6. Step 6: Final answer
    x = 402,309,281.18

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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.