Home / 247,657,769.69-341,747,407.44-145,799,279.87

Finding the Fourth Proportional to 247,657,769.69, 341,747,407.44 and 145,799,279.87

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Solution

The fourth proportional to 247,657,769.69, 341,747,407.44 and 145,799,279.87 is: 201,191,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,657,769.69 : 341,747,407.44 = 145,799,279.87 : x
  2. Step 2: Convert to fraction form
    247,657,769.69/341,747,407.44 = 145,799,279.87/x
  3. Step 3: Cross multiply
    247,657,769.69x = 341,747,407.44 × 145,799,279.87
  4. Step 4: Simplify right side
    247,657,769.69x = 49,826,525,900,482,744
  5. Step 5: Solve for x
    x = 49,826,525,900,482,744/247,657,769.69
  6. Step 6: Final answer
    x = 201,191,046.68

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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.