Home / 566,893,346.40-850,340,019.60-429,836,680.80

Finding the Fourth Proportional to 566,893,346.40, 850,340,019.60 and 429,836,680.80

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Solution

The fourth proportional to 566,893,346.40, 850,340,019.60 and 429,836,680.80 is: 644,755,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,893,346.40 : 850,340,019.60 = 429,836,680.80 : x
  2. Step 2: Convert to fraction form
    566,893,346.40/850,340,019.60 = 429,836,680.80/x
  3. Step 3: Cross multiply
    566,893,346.40x = 850,340,019.60 × 429,836,680.80
  4. Step 4: Simplify right side
    566,893,346.40x = 365,507,331,576,270,976
  5. Step 5: Solve for x
    x = 365,507,331,576,270,976/566,893,346.40
  6. Step 6: Final answer
    x = 644,755,021.20

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Double scale
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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.