Home / 785,025,951,643.20-1,084,229,432,670.80-527,662,031,873.60

Finding the Fourth Proportional to 785,025,951,643.20, 1,084,229,432,670.80 and 527,662,031,873.60

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Solution

The fourth proportional to 785,025,951,643.20, 1,084,229,432,670.80 and 527,662,031,873.60 is: 728,774,258,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,025,951,643.20 : 1,084,229,432,670.80 = 527,662,031,873.60 : x
  2. Step 2: Convert to fraction form
    785,025,951,643.20/1,084,229,432,670.80 = 527,662,031,873.60/x
  3. Step 3: Cross multiply
    785,025,951,643.20x = 1,084,229,432,670.80 × 527,662,031,873.60
  4. Step 4: Simplify right side
    785,025,951,643.20x = 572,106,705,460,234,945,560,576
  5. Step 5: Solve for x
    x = 572,106,705,460,234,945,560,576/785,025,951,643.20
  6. Step 6: Final answer
    x = 728,774,258,051.87

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.