Home / 150,092,774.69-207,116,719.20-91,348,947.18

Finding the Fourth Proportional to 150,092,774.69, 207,116,719.20 and 91,348,947.18

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Solution

The fourth proportional to 150,092,774.69, 207,116,719.20 and 91,348,947.18 is: 126,054,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,092,774.69 : 207,116,719.20 = 91,348,947.18 : x
  2. Step 2: Convert to fraction form
    150,092,774.69/207,116,719.20 = 91,348,947.18/x
  3. Step 3: Cross multiply
    150,092,774.69x = 207,116,719.20 × 91,348,947.18
  4. Step 4: Simplify right side
    150,092,774.69x = 18,919,894,242,295,692
  5. Step 5: Solve for x
    x = 18,919,894,242,295,692/150,092,774.69
  6. Step 6: Final answer
    x = 126,054,663.74

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Why These Related Problems?

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