Home / 566,892,856.40-850,339,284.60-429,836,190.80

Finding the Fourth Proportional to 566,892,856.40, 850,339,284.60 and 429,836,190.80

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Solution

The fourth proportional to 566,892,856.40, 850,339,284.60 and 429,836,190.80 is: 644,754,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,892,856.40 : 850,339,284.60 = 429,836,190.80 : x
  2. Step 2: Convert to fraction form
    566,892,856.40/850,339,284.60 = 429,836,190.80/x
  3. Step 3: Cross multiply
    566,892,856.40x = 850,339,284.60 × 429,836,190.80
  4. Step 4: Simplify right side
    566,892,856.40x = 365,506,598,980,061,120
  5. Step 5: Solve for x
    x = 365,506,598,980,061,120/566,892,856.40
  6. Step 6: Final answer
    x = 644,754,286.20

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Double scale
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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.