Home / 192,169,994.80-288,254,992.20-88,538,999.80

Finding the Fourth Proportional to 192,169,994.80, 288,254,992.20 and 88,538,999.80

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Solution

The fourth proportional to 192,169,994.80, 288,254,992.20 and 88,538,999.80 is: 132,808,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,169,994.80 : 288,254,992.20 = 88,538,999.80 : x
  2. Step 2: Convert to fraction form
    192,169,994.80/288,254,992.20 = 88,538,999.80/x
  3. Step 3: Cross multiply
    192,169,994.80x = 288,254,992.20 × 88,538,999.80
  4. Step 4: Simplify right side
    192,169,994.80x = 25,521,808,696,744,800
  5. Step 5: Solve for x
    x = 25,521,808,696,744,800/192,169,994.80
  6. Step 6: Final answer
    x = 132,808,499.70

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1.5x scale

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.