Home / 703,341,162.78-1,055,172,444.93-243,278,943.90

Finding the Fourth Proportional to 703,341,162.78, 1,055,172,444.93 and 243,278,943.90

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Solution

The fourth proportional to 703,341,162.78, 1,055,172,444.93 and 243,278,943.90 is: 364,974,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,341,162.78 : 1,055,172,444.93 = 243,278,943.90 : x
  2. Step 2: Convert to fraction form
    703,341,162.78/1,055,172,444.93 = 243,278,943.90/x
  3. Step 3: Cross multiply
    703,341,162.78x = 1,055,172,444.93 × 243,278,943.90
  4. Step 4: Simplify right side
    703,341,162.78x = 256,701,238,034,951,296
  5. Step 5: Solve for x
    x = 256,701,238,034,951,296/703,341,162.78
  6. Step 6: Final answer
    x = 364,974,000.70

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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.