Home / 898,152,001.30-1,347,228,001.95-414,422,593.30

Finding the Fourth Proportional to 898,152,001.30, 1,347,228,001.95 and 414,422,593.30

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Solution

The fourth proportional to 898,152,001.30, 1,347,228,001.95 and 414,422,593.30 is: 621,633,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,152,001.30 : 1,347,228,001.95 = 414,422,593.30 : x
  2. Step 2: Convert to fraction form
    898,152,001.30/1,347,228,001.95 = 414,422,593.30/x
  3. Step 3: Cross multiply
    898,152,001.30x = 1,347,228,001.95 × 414,422,593.30
  4. Step 4: Simplify right side
    898,152,001.30x = 558,321,722,334,496,512
  5. Step 5: Solve for x
    x = 558,321,722,334,496,512/898,152,001.30
  6. Step 6: Final answer
    x = 621,633,889.95

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Double scale
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Similar ratio
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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.