Home / 240,293,983.48-359,853,099.90-217,003,318

Finding the Fourth Proportional to 240,293,983.48, 359,853,099.90 and 217,003,318

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Solution

The fourth proportional to 240,293,983.48, 359,853,099.90 and 217,003,318 is: 324,974,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,293,983.48 : 359,853,099.90 = 217,003,318 : x
  2. Step 2: Convert to fraction form
    240,293,983.48/359,853,099.90 = 217,003,318/x
  3. Step 3: Cross multiply
    240,293,983.48x = 359,853,099.90 × 217,003,318
  4. Step 4: Simplify right side
    240,293,983.48x = 78,089,316,670,885,456
  5. Step 5: Solve for x
    x = 78,089,316,670,885,456/240,293,983.48
  6. Step 6: Final answer
    x = 324,974,081.91

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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.