Home / 302,994,117.45-454,425,205.32-81,660,291.48

Finding the Fourth Proportional to 302,994,117.45, 454,425,205.32 and 81,660,291.48

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Solution

The fourth proportional to 302,994,117.45, 454,425,205.32 and 81,660,291.48 is: 122,472,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,994,117.45 : 454,425,205.32 = 81,660,291.48 : x
  2. Step 2: Convert to fraction form
    302,994,117.45/454,425,205.32 = 81,660,291.48/x
  3. Step 3: Cross multiply
    302,994,117.45x = 454,425,205.32 × 81,660,291.48
  4. Step 4: Simplify right side
    302,994,117.45x = 37,108,494,722,290,048
  5. Step 5: Solve for x
    x = 37,108,494,722,290,048/302,994,117.45
  6. Step 6: Final answer
    x = 122,472,657.34

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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.