Home / 232,390,971.44-320,675,159.28-131,887,403.55

Finding the Fourth Proportional to 232,390,971.44, 320,675,159.28 and 131,887,403.55

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Solution

The fourth proportional to 232,390,971.44, 320,675,159.28 and 131,887,403.55 is: 181,990,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,390,971.44 : 320,675,159.28 = 131,887,403.55 : x
  2. Step 2: Convert to fraction form
    232,390,971.44/320,675,159.28 = 131,887,403.55/x
  3. Step 3: Cross multiply
    232,390,971.44x = 320,675,159.28 × 131,887,403.55
  4. Step 4: Simplify right side
    232,390,971.44x = 42,293,014,140,916,464
  5. Step 5: Solve for x
    x = 42,293,014,140,916,464/232,390,971.44
  6. Step 6: Final answer
    x = 181,990,779.93

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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.