Home / 108,611,904.80-162,917,857.20-62,695,402.40

Finding the Fourth Proportional to 108,611,904.80, 162,917,857.20 and 62,695,402.40

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Solution

The fourth proportional to 108,611,904.80, 162,917,857.20 and 62,695,402.40 is: 94,043,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,611,904.80 : 162,917,857.20 = 62,695,402.40 : x
  2. Step 2: Convert to fraction form
    108,611,904.80/162,917,857.20 = 62,695,402.40/x
  3. Step 3: Cross multiply
    108,611,904.80x = 162,917,857.20 × 62,695,402.40
  4. Step 4: Simplify right side
    108,611,904.80x = 10,214,200,615,299,736
  5. Step 5: Solve for x
    x = 10,214,200,615,299,736/108,611,904.80
  6. Step 6: Final answer
    x = 94,043,103.60

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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.