Home / 313,262,733,110.40-469,894,099,665.60-103,856,272,387.20

Finding the Fourth Proportional to 313,262,733,110.40, 469,894,099,665.60 and 103,856,272,387.20

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Solution

The fourth proportional to 313,262,733,110.40, 469,894,099,665.60 and 103,856,272,387.20 is: 155,784,408,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,262,733,110.40 : 469,894,099,665.60 = 103,856,272,387.20 : x
  2. Step 2: Convert to fraction form
    313,262,733,110.40/469,894,099,665.60 = 103,856,272,387.20/x
  3. Step 3: Cross multiply
    313,262,733,110.40x = 469,894,099,665.60 × 103,856,272,387.20
  4. Step 4: Simplify right side
    313,262,733,110.40x = 48,801,449,608,008,655,962,112
  5. Step 5: Solve for x
    x = 48,801,449,608,008,655,962,112/313,262,733,110.40
  6. Step 6: Final answer
    x = 155,784,408,580.80

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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.