Home / 121,976,300.80-182,925,651.84-40,076,301.96

Finding the Fourth Proportional to 121,976,300.80, 182,925,651.84 and 40,076,301.96

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Solution

The fourth proportional to 121,976,300.80, 182,925,651.84 and 40,076,301.96 is: 60,101,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,976,300.80 : 182,925,651.84 = 40,076,301.96 : x
  2. Step 2: Convert to fraction form
    121,976,300.80/182,925,651.84 = 40,076,301.96/x
  3. Step 3: Cross multiply
    121,976,300.80x = 182,925,651.84 × 40,076,301.96
  4. Step 4: Simplify right side
    121,976,300.80x = 7,330,983,659,369,670
  5. Step 5: Solve for x
    x = 7,330,983,659,369,670/121,976,300.80
  6. Step 6: Final answer
    x = 60,101,705.10

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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.