Home / 48,292,836,007.30-72,396,171,860.55-18,842,029,159.30

Finding the Fourth Proportional to 48,292,836,007.30, 72,396,171,860.55 and 18,842,029,159.30

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Solution

The fourth proportional to 48,292,836,007.30, 72,396,171,860.55 and 18,842,029,159.30 is: 28,246,234,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,292,836,007.30 : 72,396,171,860.55 = 18,842,029,159.30 : x
  2. Step 2: Convert to fraction form
    48,292,836,007.30/72,396,171,860.55 = 18,842,029,159.30/x
  3. Step 3: Cross multiply
    48,292,836,007.30x = 72,396,171,860.55 × 18,842,029,159.30
  4. Step 4: Simplify right side
    48,292,836,007.30x = 1,364,090,781,218,177,286,144
  5. Step 5: Solve for x
    x = 1,364,090,781,218,177,286,144/48,292,836,007.30
  6. Step 6: Final answer
    x = 28,246,234,721.27

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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.