Home / 94,579,240.80-141,858,363.60-77,510,143.20

Finding the Fourth Proportional to 94,579,240.80, 141,858,363.60 and 77,510,143.20

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Solution

The fourth proportional to 94,579,240.80, 141,858,363.60 and 77,510,143.20 is: 116,256,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,579,240.80 : 141,858,363.60 = 77,510,143.20 : x
  2. Step 2: Convert to fraction form
    94,579,240.80/141,858,363.60 = 77,510,143.20/x
  3. Step 3: Cross multiply
    94,579,240.80x = 141,858,363.60 × 77,510,143.20
  4. Step 4: Simplify right side
    94,579,240.80x = 10,995,462,076,753,668
  5. Step 5: Solve for x
    x = 10,995,462,076,753,668/94,579,240.80
  6. Step 6: Final answer
    x = 116,256,611.74

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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.