Home / 451,823,706.80-674,692,972.32-368,989,782.68

Finding the Fourth Proportional to 451,823,706.80, 674,692,972.32 and 368,989,782.68

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Solution

The fourth proportional to 451,823,706.80, 674,692,972.32 and 368,989,782.68 is: 550,999,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,823,706.80 : 674,692,972.32 = 368,989,782.68 : x
  2. Step 2: Convert to fraction form
    451,823,706.80/674,692,972.32 = 368,989,782.68/x
  3. Step 3: Cross multiply
    451,823,706.80x = 674,692,972.32 × 368,989,782.68
  4. Step 4: Simplify right side
    451,823,706.80x = 248,954,813,232,080,064
  5. Step 5: Solve for x
    x = 248,954,813,232,080,064/451,823,706.80
  6. Step 6: Final answer
    x = 550,999,891.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.