Home / 680,924,666.16-1,021,530,466.44-220,826,959.56

Finding the Fourth Proportional to 680,924,666.16, 1,021,530,466.44 and 220,826,959.56

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Solution

The fourth proportional to 680,924,666.16, 1,021,530,466.44 and 220,826,959.56 is: 331,286,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,924,666.16 : 1,021,530,466.44 = 220,826,959.56 : x
  2. Step 2: Convert to fraction form
    680,924,666.16/1,021,530,466.44 = 220,826,959.56/x
  3. Step 3: Cross multiply
    680,924,666.16x = 1,021,530,466.44 × 220,826,959.56
  4. Step 4: Simplify right side
    680,924,666.16x = 225,581,467,001,853,824
  5. Step 5: Solve for x
    x = 225,581,467,001,853,824/680,924,666.16
  6. Step 6: Final answer
    x = 331,286,966.40

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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.