Home / 269,136,600.06-371,408,657.53-145,377,278.40

Finding the Fourth Proportional to 269,136,600.06, 371,408,657.53 and 145,377,278.40

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Solution

The fourth proportional to 269,136,600.06, 371,408,657.53 and 145,377,278.40 is: 200,620,724.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,136,600.06 : 371,408,657.53 = 145,377,278.40 : x
  2. Step 2: Convert to fraction form
    269,136,600.06/371,408,657.53 = 145,377,278.40/x
  3. Step 3: Cross multiply
    269,136,600.06x = 371,408,657.53 × 145,377,278.40
  4. Step 4: Simplify right side
    269,136,600.06x = 53,994,379,805,909,064
  5. Step 5: Solve for x
    x = 53,994,379,805,909,064/269,136,600.06
  6. Step 6: Final answer
    x = 200,620,724.92

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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.