Home / 240,309,242.91-331,633,276.08-135,902,927.25

Finding the Fourth Proportional to 240,309,242.91, 331,633,276.08 and 135,902,927.25

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Solution

The fourth proportional to 240,309,242.91, 331,633,276.08 and 135,902,927.25 is: 187,549,727.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,309,242.91 : 331,633,276.08 = 135,902,927.25 : x
  2. Step 2: Convert to fraction form
    240,309,242.91/331,633,276.08 = 135,902,927.25/x
  3. Step 3: Cross multiply
    240,309,242.91x = 331,633,276.08 × 135,902,927.25
  4. Step 4: Simplify right side
    240,309,242.91x = 45,069,932,992,271,128
  5. Step 5: Solve for x
    x = 45,069,932,992,271,128/240,309,242.91
  6. Step 6: Final answer
    x = 187,549,727.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.