Home / 293,149,715.10-439,693,079.85-77,738,963.10

Finding the Fourth Proportional to 293,149,715.10, 439,693,079.85 and 77,738,963.10

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Solution

The fourth proportional to 293,149,715.10, 439,693,079.85 and 77,738,963.10 is: 116,600,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,149,715.10 : 439,693,079.85 = 77,738,963.10 : x
  2. Step 2: Convert to fraction form
    293,149,715.10/439,693,079.85 = 77,738,963.10/x
  3. Step 3: Cross multiply
    293,149,715.10x = 439,693,079.85 × 77,738,963.10
  4. Step 4: Simplify right side
    293,149,715.10x = 34,181,284,109,784,504
  5. Step 5: Solve for x
    x = 34,181,284,109,784,504/293,149,715.10
  6. Step 6: Final answer
    x = 116,600,093.23

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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.