Home / 679,952,694.70-1,019,929,042.05-219,937,365.10

Finding the Fourth Proportional to 679,952,694.70, 1,019,929,042.05 and 219,937,365.10

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Solution

The fourth proportional to 679,952,694.70, 1,019,929,042.05 and 219,937,365.10 is: 329,906,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,952,694.70 : 1,019,929,042.05 = 219,937,365.10 : x
  2. Step 2: Convert to fraction form
    679,952,694.70/1,019,929,042.05 = 219,937,365.10/x
  3. Step 3: Cross multiply
    679,952,694.70x = 1,019,929,042.05 × 219,937,365.10
  4. Step 4: Simplify right side
    679,952,694.70x = 224,320,506,097,444,096
  5. Step 5: Solve for x
    x = 224,320,506,097,444,096/679,952,694.70
  6. Step 6: Final answer
    x = 329,906,047.65

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Double scale
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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.