Home / 121,354,589.22-182,161,423.48-52,301,471.18

Finding the Fourth Proportional to 121,354,589.22, 182,161,423.48 and 52,301,471.18

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Solution

The fourth proportional to 121,354,589.22, 182,161,423.48 and 52,301,471.18 is: 78,508,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,354,589.22 : 182,161,423.48 = 52,301,471.18 : x
  2. Step 2: Convert to fraction form
    121,354,589.22/182,161,423.48 = 52,301,471.18/x
  3. Step 3: Cross multiply
    121,354,589.22x = 182,161,423.48 × 52,301,471.18
  4. Step 4: Simplify right side
    121,354,589.22x = 9,527,310,440,246,994
  5. Step 5: Solve for x
    x = 9,527,310,440,246,994/121,354,589.22
  6. Step 6: Final answer
    x = 78,508,035.84

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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.