Home / 408,189,944.05-563,285,897.89-240,980,068.46

Finding the Fourth Proportional to 408,189,944.05, 563,285,897.89 and 240,980,068.46

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Solution

The fourth proportional to 408,189,944.05, 563,285,897.89 and 240,980,068.46 is: 332,542,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,189,944.05 : 563,285,897.89 = 240,980,068.46 : x
  2. Step 2: Convert to fraction form
    408,189,944.05/563,285,897.89 = 240,980,068.46/x
  3. Step 3: Cross multiply
    408,189,944.05x = 563,285,897.89 × 240,980,068.46
  4. Step 4: Simplify right side
    408,189,944.05x = 135,740,674,236,085,040
  5. Step 5: Solve for x
    x = 135,740,674,236,085,040/408,189,944.05
  6. Step 6: Final answer
    x = 332,542,915.90

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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.