Home / 703,298,714.73-1,055,045,083.04-408,332,747.91

Finding the Fourth Proportional to 703,298,714.73, 1,055,045,083.04 and 408,332,747.91

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Solution

The fourth proportional to 703,298,714.73, 1,055,045,083.04 and 408,332,747.91 is: 612,555,446.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,298,714.73 : 1,055,045,083.04 = 408,332,747.91 : x
  2. Step 2: Convert to fraction form
    703,298,714.73/1,055,045,083.04 = 408,332,747.91/x
  3. Step 3: Cross multiply
    703,298,714.73x = 1,055,045,083.04 × 408,332,747.91
  4. Step 4: Simplify right side
    703,298,714.73x = 430,809,457,924,615,680
  5. Step 5: Solve for x
    x = 430,809,457,924,615,680/703,298,714.73
  6. Step 6: Final answer
    x = 612,555,446.07

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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.