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Finding the Fourth Proportional to 635,904,009.60, 953,856,014.40 and 533,867,337.60

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Solution

The fourth proportional to 635,904,009.60, 953,856,014.40 and 533,867,337.60 is: 800,801,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,904,009.60 : 953,856,014.40 = 533,867,337.60 : x
  2. Step 2: Convert to fraction form
    635,904,009.60/953,856,014.40 = 533,867,337.60/x
  3. Step 3: Cross multiply
    635,904,009.60x = 953,856,014.40 × 533,867,337.60
  4. Step 4: Simplify right side
    635,904,009.60x = 509,232,570,861,475,264
  5. Step 5: Solve for x
    x = 509,232,570,861,475,264/635,904,009.60
  6. Step 6: Final answer
    x = 800,801,006.40

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Double scale
Find fourth proportional to 635,904,010.60, 953,856,015.90 and 533,867,338.60
Similar ratio
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1.5x scale

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.