Home / 893,812,354.56-1,233,276,190.08-522,462,553.92

Finding the Fourth Proportional to 893,812,354.56, 1,233,276,190.08 and 522,462,553.92

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Solution

The fourth proportional to 893,812,354.56, 1,233,276,190.08 and 522,462,553.92 is: 720,890,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,812,354.56 : 1,233,276,190.08 = 522,462,553.92 : x
  2. Step 2: Convert to fraction form
    893,812,354.56/1,233,276,190.08 = 522,462,553.92/x
  3. Step 3: Cross multiply
    893,812,354.56x = 1,233,276,190.08 × 522,462,553.92
  4. Step 4: Simplify right side
    893,812,354.56x = 644,340,627,957,924,096
  5. Step 5: Solve for x
    x = 644,340,627,957,924,096/893,812,354.56
  6. Step 6: Final answer
    x = 720,890,268.15

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Double scale
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1.5x scale

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.