Home / 181,339,157.52-250,253,894.88-103,021,287.84

Finding the Fourth Proportional to 181,339,157.52, 250,253,894.88 and 103,021,287.84

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Solution

The fourth proportional to 181,339,157.52, 250,253,894.88 and 103,021,287.84 is: 142,172,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,339,157.52 : 250,253,894.88 = 103,021,287.84 : x
  2. Step 2: Convert to fraction form
    181,339,157.52/250,253,894.88 = 103,021,287.84/x
  3. Step 3: Cross multiply
    181,339,157.52x = 250,253,894.88 × 103,021,287.84
  4. Step 4: Simplify right side
    181,339,157.52x = 25,781,478,537,513,584
  5. Step 5: Solve for x
    x = 25,781,478,537,513,584/181,339,157.52
  6. Step 6: Final answer
    x = 142,172,704.95

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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.