Home / 104,976,400.80-157,464,601.20-79,467,232.80

Finding the Fourth Proportional to 104,976,400.80, 157,464,601.20 and 79,467,232.80

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Solution

The fourth proportional to 104,976,400.80, 157,464,601.20 and 79,467,232.80 is: 119,200,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,400.80 : 157,464,601.20 = 79,467,232.80 : x
  2. Step 2: Convert to fraction form
    104,976,400.80/157,464,601.20 = 79,467,232.80/x
  3. Step 3: Cross multiply
    104,976,400.80x = 157,464,601.20 × 79,467,232.80
  4. Step 4: Simplify right side
    104,976,400.80x = 12,513,276,121,319,558
  5. Step 5: Solve for x
    x = 12,513,276,121,319,558/104,976,400.80
  6. Step 6: Final answer
    x = 119,200,849.20

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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.