Home / 157,464,839.85-236,197,259.78-135,923,764.65

Finding the Fourth Proportional to 157,464,839.85, 236,197,259.78 and 135,923,764.65

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Solution

The fourth proportional to 157,464,839.85, 236,197,259.78 and 135,923,764.65 is: 203,885,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,839.85 : 236,197,259.78 = 135,923,764.65 : x
  2. Step 2: Convert to fraction form
    157,464,839.85/236,197,259.78 = 135,923,764.65/x
  3. Step 3: Cross multiply
    157,464,839.85x = 236,197,259.78 × 135,923,764.65
  4. Step 4: Simplify right side
    157,464,839.85x = 32,104,820,748,632,016
  5. Step 5: Solve for x
    x = 32,104,820,748,632,016/157,464,839.85
  6. Step 6: Final answer
    x = 203,885,646.98

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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.