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Finding the Fourth Proportional to 308,819,771.60, 463,229,657.40 and 104,344,894.40

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Solution

The fourth proportional to 308,819,771.60, 463,229,657.40 and 104,344,894.40 is: 156,517,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,819,771.60 : 463,229,657.40 = 104,344,894.40 : x
  2. Step 2: Convert to fraction form
    308,819,771.60/463,229,657.40 = 104,344,894.40/x
  3. Step 3: Cross multiply
    308,819,771.60x = 463,229,657.40 × 104,344,894.40
  4. Step 4: Simplify right side
    308,819,771.60x = 48,335,649,684,351,176
  5. Step 5: Solve for x
    x = 48,335,649,684,351,176/308,819,771.60
  6. Step 6: Final answer
    x = 156,517,341.60

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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.