Home / 247,657,770.69-341,747,408.82-145,799,280.87

Finding the Fourth Proportional to 247,657,770.69, 341,747,408.82 and 145,799,280.87

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Solution

The fourth proportional to 247,657,770.69, 341,747,408.82 and 145,799,280.87 is: 201,191,048.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,657,770.69 : 341,747,408.82 = 145,799,280.87 : x
  2. Step 2: Convert to fraction form
    247,657,770.69/341,747,408.82 = 145,799,280.87/x
  3. Step 3: Cross multiply
    247,657,770.69x = 341,747,408.82 × 145,799,280.87
  4. Step 4: Simplify right side
    247,657,770.69x = 49,826,526,445,141,896
  5. Step 5: Solve for x
    x = 49,826,526,445,141,896/247,657,770.69
  6. Step 6: Final answer
    x = 201,191,048.06

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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.