Home / 766,582,115.73-1,149,873,042.39-242,319,243

Finding the Fourth Proportional to 766,582,115.73, 1,149,873,042.39 and 242,319,243

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Solution

The fourth proportional to 766,582,115.73, 1,149,873,042.39 and 242,319,243 is: 363,478,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,582,115.73 : 1,149,873,042.39 = 242,319,243 : x
  2. Step 2: Convert to fraction form
    766,582,115.73/1,149,873,042.39 = 242,319,243/x
  3. Step 3: Cross multiply
    766,582,115.73x = 1,149,873,042.39 × 242,319,243
  4. Step 4: Simplify right side
    766,582,115.73x = 278,636,365,178,051,744
  5. Step 5: Solve for x
    x = 278,636,365,178,051,744/766,582,115.73
  6. Step 6: Final answer
    x = 363,478,823.03

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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.