Home / 165,876,607.20-248,814,910.80-105,335,781.60

Finding the Fourth Proportional to 165,876,607.20, 248,814,910.80 and 105,335,781.60

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Solution

The fourth proportional to 165,876,607.20, 248,814,910.80 and 105,335,781.60 is: 158,003,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,876,607.20 : 248,814,910.80 = 105,335,781.60 : x
  2. Step 2: Convert to fraction form
    165,876,607.20/248,814,910.80 = 105,335,781.60/x
  3. Step 3: Cross multiply
    165,876,607.20x = 248,814,910.80 × 105,335,781.60
  4. Step 4: Simplify right side
    165,876,607.20x = 26,209,113,102,852,280
  5. Step 5: Solve for x
    x = 26,209,113,102,852,280/165,876,607.20
  6. Step 6: Final answer
    x = 158,003,672.40

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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.