Home / 1,102,494,672.72-1,653,655,228.56-480,695,230.80

Finding the Fourth Proportional to 1,102,494,672.72, 1,653,655,228.56 and 480,695,230.80

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Solution

The fourth proportional to 1,102,494,672.72, 1,653,655,228.56 and 480,695,230.80 is: 721,005,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,494,672.72 : 1,653,655,228.56 = 480,695,230.80 : x
  2. Step 2: Convert to fraction form
    1,102,494,672.72/1,653,655,228.56 = 480,695,230.80/x
  3. Step 3: Cross multiply
    1,102,494,672.72x = 1,653,655,228.56 × 480,695,230.80
  4. Step 4: Simplify right side
    1,102,494,672.72x = 794,904,181,756,275,968
  5. Step 5: Solve for x
    x = 794,904,181,756,275,968/1,102,494,672.72
  6. Step 6: Final answer
    x = 721,005,009.30

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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.