Home / 149,170,020.70-223,377,117.45-118,936,932.70

Finding the Fourth Proportional to 149,170,020.70, 223,377,117.45 and 118,936,932.70

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Solution

The fourth proportional to 149,170,020.70, 223,377,117.45 and 118,936,932.70 is: 178,104,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,170,020.70 : 223,377,117.45 = 118,936,932.70 : x
  2. Step 2: Convert to fraction form
    149,170,020.70/223,377,117.45 = 118,936,932.70/x
  3. Step 3: Cross multiply
    149,170,020.70x = 223,377,117.45 × 118,936,932.70
  4. Step 4: Simplify right side
    149,170,020.70x = 26,567,789,184,870,644
  5. Step 5: Solve for x
    x = 26,567,789,184,870,644/149,170,020.70
  6. Step 6: Final answer
    x = 178,104,079.23

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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.