Home / 181,609,080.80-272,413,621.20-120,827,717.60

Finding the Fourth Proportional to 181,609,080.80, 272,413,621.20 and 120,827,717.60

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Solution

The fourth proportional to 181,609,080.80, 272,413,621.20 and 120,827,717.60 is: 181,241,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,609,080.80 : 272,413,621.20 = 120,827,717.60 : x
  2. Step 2: Convert to fraction form
    181,609,080.80/272,413,621.20 = 120,827,717.60/x
  3. Step 3: Cross multiply
    181,609,080.80x = 272,413,621.20 × 120,827,717.60
  4. Step 4: Simplify right side
    181,609,080.80x = 32,915,116,092,746,972
  5. Step 5: Solve for x
    x = 32,915,116,092,746,972/181,609,080.80
  6. Step 6: Final answer
    x = 181,241,576.40

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1.5x scale

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.