Home / 292,105,010.05-403,131,955.68-161,724,818.05

Finding the Fourth Proportional to 292,105,010.05, 403,131,955.68 and 161,724,818.05

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Solution

The fourth proportional to 292,105,010.05, 403,131,955.68 and 161,724,818.05 is: 223,195,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,105,010.05 : 403,131,955.68 = 161,724,818.05 : x
  2. Step 2: Convert to fraction form
    292,105,010.05/403,131,955.68 = 161,724,818.05/x
  3. Step 3: Cross multiply
    292,105,010.05x = 403,131,955.68 × 161,724,818.05
  4. Step 4: Simplify right side
    292,105,010.05x = 65,196,442,182,488,672
  5. Step 5: Solve for x
    x = 65,196,442,182,488,672/292,105,010.05
  6. Step 6: Final answer
    x = 223,195,220.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.