Home / 372,343,178,315.52-558,593,207,678.88-120,784,730,135.04

Finding the Fourth Proportional to 372,343,178,315.52, 558,593,207,678.88 and 120,784,730,135.04

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Solution

The fourth proportional to 372,343,178,315.52, 558,593,207,678.88 and 120,784,730,135.04 is: 181,202,540,489.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,343,178,315.52 : 558,593,207,678.88 = 120,784,730,135.04 : x
  2. Step 2: Convert to fraction form
    372,343,178,315.52/558,593,207,678.88 = 120,784,730,135.04/x
  3. Step 3: Cross multiply
    372,343,178,315.52x = 558,593,207,678.88 × 120,784,730,135.04
  4. Step 4: Simplify right side
    372,343,178,315.52x = 67,469,529,844,759,874,502,656
  5. Step 5: Solve for x
    x = 67,469,529,844,759,874,502,656/372,343,178,315.52
  6. Step 6: Final answer
    x = 181,202,540,489.64

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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.