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Finding the Fourth Proportional to 48,389,627,390.70, 72,584,441,086.05 and 48,389,627,390.70

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Solution

The fourth proportional to 48,389,627,390.70, 72,584,441,086.05 and 48,389,627,390.70 is: 72,584,441,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,627,390.70 : 72,584,441,086.05 = 48,389,627,390.70 : x
  2. Step 2: Convert to fraction form
    48,389,627,390.70/72,584,441,086.05 = 48,389,627,390.70/x
  3. Step 3: Cross multiply
    48,389,627,390.70x = 72,584,441,086.05 × 48,389,627,390.70
  4. Step 4: Simplify right side
    48,389,627,390.70x = 3,512,334,058,516,175,650,816
  5. Step 5: Solve for x
    x = 3,512,334,058,516,175,650,816/48,389,627,390.70
  6. Step 6: Final answer
    x = 72,584,441,086.05

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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.