Home / 672,701,080.70-1,009,566,648.30-304,494,610.40

Finding the Fourth Proportional to 672,701,080.70, 1,009,566,648.30 and 304,494,610.40

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Solution

The fourth proportional to 672,701,080.70, 1,009,566,648.30 and 304,494,610.40 is: 456,975,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,701,080.70 : 1,009,566,648.30 = 304,494,610.40 : x
  2. Step 2: Convert to fraction form
    672,701,080.70/1,009,566,648.30 = 304,494,610.40/x
  3. Step 3: Cross multiply
    672,701,080.70x = 1,009,566,648.30 × 304,494,610.40
  4. Step 4: Simplify right side
    672,701,080.70x = 307,407,603,240,737,408
  5. Step 5: Solve for x
    x = 307,407,603,240,737,408/672,701,080.70
  6. Step 6: Final answer
    x = 456,975,039.97

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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.