Home / 276,729,767,945.84-381,876,845,155.80-149,997,500,343.92

Finding the Fourth Proportional to 276,729,767,945.84, 381,876,845,155.80 and 149,997,500,343.92

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Solution

The fourth proportional to 276,729,767,945.84, 381,876,845,155.80 and 149,997,500,343.92 is: 206,991,002,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,729,767,945.84 : 381,876,845,155.80 = 149,997,500,343.92 : x
  2. Step 2: Convert to fraction form
    276,729,767,945.84/381,876,845,155.80 = 149,997,500,343.92/x
  3. Step 3: Cross multiply
    276,729,767,945.84x = 381,876,845,155.80 × 149,997,500,343.92
  4. Step 4: Simplify right side
    276,729,767,945.84x = 57,280,572,212,592,198,549,504
  5. Step 5: Solve for x
    x = 57,280,572,212,592,198,549,504/276,729,767,945.84
  6. Step 6: Final answer
    x = 206,991,002,947.70

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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.