Home / 201,734,166.30-302,601,249.45-120,104,828.70

Finding the Fourth Proportional to 201,734,166.30, 302,601,249.45 and 120,104,828.70

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Solution

The fourth proportional to 201,734,166.30, 302,601,249.45 and 120,104,828.70 is: 180,157,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,734,166.30 : 302,601,249.45 = 120,104,828.70 : x
  2. Step 2: Convert to fraction form
    201,734,166.30/302,601,249.45 = 120,104,828.70/x
  3. Step 3: Cross multiply
    201,734,166.30x = 302,601,249.45 × 120,104,828.70
  4. Step 4: Simplify right side
    201,734,166.30x = 36,343,871,229,598,216
  5. Step 5: Solve for x
    x = 36,343,871,229,598,216/201,734,166.30
  6. Step 6: Final answer
    x = 180,157,243.05

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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.