Home / 656,382,501.70-984,575,420.23-268,205,332.06

Finding the Fourth Proportional to 656,382,501.70, 984,575,420.23 and 268,205,332.06

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Solution

The fourth proportional to 656,382,501.70, 984,575,420.23 and 268,205,332.06 is: 402,308,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,382,501.70 : 984,575,420.23 = 268,205,332.06 : x
  2. Step 2: Convert to fraction form
    656,382,501.70/984,575,420.23 = 268,205,332.06/x
  3. Step 3: Cross multiply
    656,382,501.70x = 984,575,420.23 × 268,205,332.06
  4. Step 4: Simplify right side
    656,382,501.70x = 264,068,377,520,230,656
  5. Step 5: Solve for x
    x = 264,068,377,520,230,656/656,382,501.70
  6. Step 6: Final answer
    x = 402,308,679.52

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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.