Home / 384,869,481.02-577,357,883.27-118,996,900.73

Finding the Fourth Proportional to 384,869,481.02, 577,357,883.27 and 118,996,900.73

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Solution

The fourth proportional to 384,869,481.02, 577,357,883.27 and 118,996,900.73 is: 178,511,942.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,869,481.02 : 577,357,883.27 = 118,996,900.73 : x
  2. Step 2: Convert to fraction form
    384,869,481.02/577,357,883.27 = 118,996,900.73/x
  3. Step 3: Cross multiply
    384,869,481.02x = 577,357,883.27 × 118,996,900.73
  4. Step 4: Simplify right side
    384,869,481.02x = 68,703,798,720,568,136
  5. Step 5: Solve for x
    x = 68,703,798,720,568,136/384,869,481.02
  6. Step 6: Final answer
    x = 178,511,942.64

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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.