Home / 141,962,787.80-212,944,181.70-51,053,571.80

Finding the Fourth Proportional to 141,962,787.80, 212,944,181.70 and 51,053,571.80

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Solution

The fourth proportional to 141,962,787.80, 212,944,181.70 and 51,053,571.80 is: 76,580,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,962,787.80 : 212,944,181.70 = 51,053,571.80 : x
  2. Step 2: Convert to fraction form
    141,962,787.80/212,944,181.70 = 51,053,571.80/x
  3. Step 3: Cross multiply
    141,962,787.80x = 212,944,181.70 × 51,053,571.80
  4. Step 4: Simplify right side
    141,962,787.80x = 10,871,561,069,813,194
  5. Step 5: Solve for x
    x = 10,871,561,069,813,194/141,962,787.80
  6. Step 6: Final answer
    x = 76,580,357.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.