Home / 169,225,058.52-253,860,185.16-66,965,181.84

Finding the Fourth Proportional to 169,225,058.52, 253,860,185.16 and 66,965,181.84

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Solution

The fourth proportional to 169,225,058.52, 253,860,185.16 and 66,965,181.84 is: 100,456,714.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,225,058.52 : 253,860,185.16 = 66,965,181.84 : x
  2. Step 2: Convert to fraction form
    169,225,058.52/253,860,185.16 = 66,965,181.84/x
  3. Step 3: Cross multiply
    169,225,058.52x = 253,860,185.16 × 66,965,181.84
  4. Step 4: Simplify right side
    169,225,058.52x = 16,999,793,461,175,470
  5. Step 5: Solve for x
    x = 16,999,793,461,175,470/169,225,058.52
  6. Step 6: Final answer
    x = 100,456,714.92

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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.