Home / 123,389,161.22-185,081,873.51-30,017,011.95

Finding the Fourth Proportional to 123,389,161.22, 185,081,873.51 and 30,017,011.95

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Solution

The fourth proportional to 123,389,161.22, 185,081,873.51 and 30,017,011.95 is: 45,025,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,389,161.22 : 185,081,873.51 = 30,017,011.95 : x
  2. Step 2: Convert to fraction form
    123,389,161.22/185,081,873.51 = 30,017,011.95/x
  3. Step 3: Cross multiply
    123,389,161.22x = 185,081,873.51 × 30,017,011.95
  4. Step 4: Simplify right side
    123,389,161.22x = 5,555,604,808,727,973
  5. Step 5: Solve for x
    x = 5,555,604,808,727,973/123,389,161.22
  6. Step 6: Final answer
    x = 45,025,063.41

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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.