Home / 144,712,563.80-217,022,196.99-47,645,160.41

Finding the Fourth Proportional to 144,712,563.80, 217,022,196.99 and 47,645,160.41

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Solution

The fourth proportional to 144,712,563.80, 217,022,196.99 and 47,645,160.41 is: 71,452,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,712,563.80 : 217,022,196.99 = 47,645,160.41 : x
  2. Step 2: Convert to fraction form
    144,712,563.80/217,022,196.99 = 47,645,160.41/x
  3. Step 3: Cross multiply
    144,712,563.80x = 217,022,196.99 × 47,645,160.41
  4. Step 4: Simplify right side
    144,712,563.80x = 10,340,057,388,119,168
  5. Step 5: Solve for x
    x = 10,340,057,388,119,168/144,712,563.80
  6. Step 6: Final answer
    x = 71,452,382.00

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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.