Home / 232,390,973.34-320,675,161.86-131,887,405.44

Finding the Fourth Proportional to 232,390,973.34, 320,675,161.86 and 131,887,405.44

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Solution

The fourth proportional to 232,390,973.34, 320,675,161.86 and 131,887,405.44 is: 181,990,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,390,973.34 : 320,675,161.86 = 131,887,405.44 : x
  2. Step 2: Convert to fraction form
    232,390,973.34/320,675,161.86 = 131,887,405.44/x
  3. Step 3: Cross multiply
    232,390,973.34x = 320,675,161.86 × 131,887,405.44
  4. Step 4: Simplify right side
    232,390,973.34x = 42,293,015,086,767,448
  5. Step 5: Solve for x
    x = 42,293,015,086,767,448/232,390,973.34
  6. Step 6: Final answer
    x = 181,990,782.51

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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.