Home / 310,104,982.20-464,719,033.78-171,991,437.92

Finding the Fourth Proportional to 310,104,982.20, 464,719,033.78 and 171,991,437.92

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Solution

The fourth proportional to 310,104,982.20, 464,719,033.78 and 171,991,437.92 is: 257,743,988.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,104,982.20 : 464,719,033.78 = 171,991,437.92 : x
  2. Step 2: Convert to fraction form
    310,104,982.20/464,719,033.78 = 171,991,437.92/x
  3. Step 3: Cross multiply
    310,104,982.20x = 464,719,033.78 × 171,991,437.92
  4. Step 4: Simplify right side
    310,104,982.20x = 79,927,694,848,615,248
  5. Step 5: Solve for x
    x = 79,927,694,848,615,248/310,104,982.20
  6. Step 6: Final answer
    x = 257,743,988.12

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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.