Home / 476,928,026.70-715,392,040.05-331,809,204.30

Finding the Fourth Proportional to 476,928,026.70, 715,392,040.05 and 331,809,204.30

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Solution

The fourth proportional to 476,928,026.70, 715,392,040.05 and 331,809,204.30 is: 497,713,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,026.70 : 715,392,040.05 = 331,809,204.30 : x
  2. Step 2: Convert to fraction form
    476,928,026.70/715,392,040.05 = 331,809,204.30/x
  3. Step 3: Cross multiply
    476,928,026.70x = 715,392,040.05 × 331,809,204.30
  4. Step 4: Simplify right side
    476,928,026.70x = 237,373,663,571,544,224
  5. Step 5: Solve for x
    x = 237,373,663,571,544,224/476,928,026.70
  6. Step 6: Final answer
    x = 497,713,806.45

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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.