Home / 228,528,729.90-342,747,263.52-111,893,832.90

Finding the Fourth Proportional to 228,528,729.90, 342,747,263.52 and 111,893,832.90

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Solution

The fourth proportional to 228,528,729.90, 342,747,263.52 and 111,893,832.90 is: 167,818,309.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,528,729.90 : 342,747,263.52 = 111,893,832.90 : x
  2. Step 2: Convert to fraction form
    228,528,729.90/342,747,263.52 = 111,893,832.90/x
  3. Step 3: Cross multiply
    228,528,729.90x = 342,747,263.52 × 111,893,832.90
  4. Step 4: Simplify right side
    228,528,729.90x = 38,351,305,031,239,144
  5. Step 5: Solve for x
    x = 38,351,305,031,239,144/228,528,729.90
  6. Step 6: Final answer
    x = 167,818,309.09

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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.