Home / 265,890,456.98-366,990,052.64-155,917,599.38

Finding the Fourth Proportional to 265,890,456.98, 366,990,052.64 and 155,917,599.38

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Solution

The fourth proportional to 265,890,456.98, 366,990,052.64 and 155,917,599.38 is: 215,202,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,890,456.98 : 366,990,052.64 = 155,917,599.38 : x
  2. Step 2: Convert to fraction form
    265,890,456.98/366,990,052.64 = 155,917,599.38/x
  3. Step 3: Cross multiply
    265,890,456.98x = 366,990,052.64 × 155,917,599.38
  4. Step 4: Simplify right side
    265,890,456.98x = 57,220,208,003,968,624
  5. Step 5: Solve for x
    x = 57,220,208,003,968,624/265,890,456.98
  6. Step 6: Final answer
    x = 215,202,187.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.