Home / 362,666,069.80-543,945,960.60-178,384,080.72

Finding the Fourth Proportional to 362,666,069.80, 543,945,960.60 and 178,384,080.72

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Solution

The fourth proportional to 362,666,069.80, 543,945,960.60 and 178,384,080.72 is: 267,549,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,666,069.80 : 543,945,960.60 = 178,384,080.72 : x
  2. Step 2: Convert to fraction form
    362,666,069.80/543,945,960.60 = 178,384,080.72/x
  3. Step 3: Cross multiply
    362,666,069.80x = 543,945,960.60 × 178,384,080.72
  4. Step 4: Simplify right side
    362,666,069.80x = 97,031,300,141,300,448
  5. Step 5: Solve for x
    x = 97,031,300,141,300,448/362,666,069.80
  6. Step 6: Final answer
    x = 267,549,981.15

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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.