Home / 49,570,385,339.76-68,407,363,426.82-28,161,801,522.68

Finding the Fourth Proportional to 49,570,385,339.76, 68,407,363,426.82 and 28,161,801,522.68

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Solution

The fourth proportional to 49,570,385,339.76, 68,407,363,426.82 and 28,161,801,522.68 is: 38,863,417,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,570,385,339.76 : 68,407,363,426.82 = 28,161,801,522.68 : x
  2. Step 2: Convert to fraction form
    49,570,385,339.76/68,407,363,426.82 = 28,161,801,522.68/x
  3. Step 3: Cross multiply
    49,570,385,339.76x = 68,407,363,426.82 × 28,161,801,522.68
  4. Step 4: Simplify right side
    49,570,385,339.76x = 1,926,474,591,515,460,763,648
  5. Step 5: Solve for x
    x = 1,926,474,591,515,460,763,648/49,570,385,339.76
  6. Step 6: Final answer
    x = 38,863,417,710.22

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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.