Home / 254,438,566.80-381,657,850.20-173,816,998.80

Finding the Fourth Proportional to 254,438,566.80, 381,657,850.20 and 173,816,998.80

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Solution

The fourth proportional to 254,438,566.80, 381,657,850.20 and 173,816,998.80 is: 260,725,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,438,566.80 : 381,657,850.20 = 173,816,998.80 : x
  2. Step 2: Convert to fraction form
    254,438,566.80/381,657,850.20 = 173,816,998.80/x
  3. Step 3: Cross multiply
    254,438,566.80x = 381,657,850.20 × 173,816,998.80
  4. Step 4: Simplify right side
    254,438,566.80x = 66,338,622,090,223,984
  5. Step 5: Solve for x
    x = 66,338,622,090,223,984/254,438,566.80
  6. Step 6: Final answer
    x = 260,725,498.20

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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.