Home / 372,241,489.60-558,362,234.40-99,612,256.60

Finding the Fourth Proportional to 372,241,489.60, 558,362,234.40 and 99,612,256.60

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Solution

The fourth proportional to 372,241,489.60, 558,362,234.40 and 99,612,256.60 is: 149,418,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,241,489.60 : 558,362,234.40 = 99,612,256.60 : x
  2. Step 2: Convert to fraction form
    372,241,489.60/558,362,234.40 = 99,612,256.60/x
  3. Step 3: Cross multiply
    372,241,489.60x = 558,362,234.40 × 99,612,256.60
  4. Step 4: Simplify right side
    372,241,489.60x = 55,619,722,168,802,144
  5. Step 5: Solve for x
    x = 55,619,722,168,802,144/372,241,489.60
  6. Step 6: Final answer
    x = 149,418,384.90

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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.