Home / 107,780,426.22-161,668,318.13-30,055,259.35

Finding the Fourth Proportional to 107,780,426.22, 161,668,318.13 and 30,055,259.35

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Solution

The fourth proportional to 107,780,426.22, 161,668,318.13 and 30,055,259.35 is: 45,082,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,780,426.22 : 161,668,318.13 = 30,055,259.35 : x
  2. Step 2: Convert to fraction form
    107,780,426.22/161,668,318.13 = 30,055,259.35/x
  3. Step 3: Cross multiply
    107,780,426.22x = 161,668,318.13 × 30,055,259.35
  4. Step 4: Simplify right side
    107,780,426.22x = 4,858,983,230,075,457
  5. Step 5: Solve for x
    x = 4,858,983,230,075,457/107,780,426.22
  6. Step 6: Final answer
    x = 45,082,241.74

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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.