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Finding the Fourth Proportional to 104,990,614.80, 157,485,922.20 and 96,676,515.60

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Solution

The fourth proportional to 104,990,614.80, 157,485,922.20 and 96,676,515.60 is: 145,014,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,990,614.80 : 157,485,922.20 = 96,676,515.60 : x
  2. Step 2: Convert to fraction form
    104,990,614.80/157,485,922.20 = 96,676,515.60/x
  3. Step 3: Cross multiply
    104,990,614.80x = 157,485,922.20 × 96,676,515.60
  4. Step 4: Simplify right side
    104,990,614.80x = 15,225,190,214,348,684
  5. Step 5: Solve for x
    x = 15,225,190,214,348,684/104,990,614.80
  6. Step 6: Final answer
    x = 145,014,773.40

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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.