Home / 310,104,981.69-464,719,033.04-171,991,437.41

Finding the Fourth Proportional to 310,104,981.69, 464,719,033.04 and 171,991,437.41

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Solution

The fourth proportional to 310,104,981.69, 464,719,033.04 and 171,991,437.41 is: 257,743,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,104,981.69 : 464,719,033.04 = 171,991,437.41 : x
  2. Step 2: Convert to fraction form
    310,104,981.69/464,719,033.04 = 171,991,437.41/x
  3. Step 3: Cross multiply
    310,104,981.69x = 464,719,033.04 × 171,991,437.41
  4. Step 4: Simplify right side
    310,104,981.69x = 79,927,694,481,151,328
  5. Step 5: Solve for x
    x = 79,927,694,481,151,328/310,104,981.69
  6. Step 6: Final answer
    x = 257,743,987.36

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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.