Home / 362,666,070.80-543,945,962.10-178,384,081.72

Finding the Fourth Proportional to 362,666,070.80, 543,945,962.10 and 178,384,081.72

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Solution

The fourth proportional to 362,666,070.80, 543,945,962.10 and 178,384,081.72 is: 267,549,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,666,070.80 : 543,945,962.10 = 178,384,081.72 : x
  2. Step 2: Convert to fraction form
    362,666,070.80/543,945,962.10 = 178,384,081.72/x
  3. Step 3: Cross multiply
    362,666,070.80x = 543,945,962.10 × 178,384,081.72
  4. Step 4: Simplify right side
    362,666,070.80x = 97,031,300,954,510,432
  5. Step 5: Solve for x
    x = 97,031,300,954,510,432/362,666,070.80
  6. Step 6: Final answer
    x = 267,549,982.66

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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.