Home / 807,598,705.59-1,211,602,143.96-225,332,605.62

Finding the Fourth Proportional to 807,598,705.59, 1,211,602,143.96 and 225,332,605.62

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Solution

The fourth proportional to 807,598,705.59, 1,211,602,143.96 and 225,332,605.62 is: 338,055,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,598,705.59 : 1,211,602,143.96 = 225,332,605.62 : x
  2. Step 2: Convert to fraction form
    807,598,705.59/1,211,602,143.96 = 225,332,605.62/x
  3. Step 3: Cross multiply
    807,598,705.59x = 1,211,602,143.96 × 225,332,605.62
  4. Step 4: Simplify right side
    807,598,705.59x = 273,013,468,073,285,152
  5. Step 5: Solve for x
    x = 273,013,468,073,285,152/807,598,705.59
  6. Step 6: Final answer
    x = 338,055,851.48

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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.