Home / 187,774,776.72-259,125,330.96-104,129,409.60

Finding the Fourth Proportional to 187,774,776.72, 259,125,330.96 and 104,129,409.60

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Solution

The fourth proportional to 187,774,776.72, 259,125,330.96 and 104,129,409.60 is: 143,696,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,774,776.72 : 259,125,330.96 = 104,129,409.60 : x
  2. Step 2: Convert to fraction form
    187,774,776.72/259,125,330.96 = 104,129,409.60/x
  3. Step 3: Cross multiply
    187,774,776.72x = 259,125,330.96 × 104,129,409.60
  4. Step 4: Simplify right side
    187,774,776.72x = 26,982,567,725,269,400
  5. Step 5: Solve for x
    x = 26,982,567,725,269,400/187,774,776.72
  6. Step 6: Final answer
    x = 143,696,444.20

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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.