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Finding the Fourth Proportional to 104,976,277.80, 157,464,416.70 and 32,192,480.40

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Solution

The fourth proportional to 104,976,277.80, 157,464,416.70 and 32,192,480.40 is: 48,288,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,277.80 : 157,464,416.70 = 32,192,480.40 : x
  2. Step 2: Convert to fraction form
    104,976,277.80/157,464,416.70 = 32,192,480.40/x
  3. Step 3: Cross multiply
    104,976,277.80x = 157,464,416.70 × 32,192,480.40
  4. Step 4: Simplify right side
    104,976,277.80x = 5,069,170,148,312,182
  5. Step 5: Solve for x
    x = 5,069,170,148,312,182/104,976,277.80
  6. Step 6: Final answer
    x = 48,288,720.60

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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.