Home / 103,862,116.60-155,793,174.90-43,269,969.40

Finding the Fourth Proportional to 103,862,116.60, 155,793,174.90 and 43,269,969.40

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Solution

The fourth proportional to 103,862,116.60, 155,793,174.90 and 43,269,969.40 is: 64,904,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,862,116.60 : 155,793,174.90 = 43,269,969.40 : x
  2. Step 2: Convert to fraction form
    103,862,116.60/155,793,174.90 = 43,269,969.40/x
  3. Step 3: Cross multiply
    103,862,116.60x = 155,793,174.90 × 43,269,969.40
  4. Step 4: Simplify right side
    103,862,116.60x = 6,741,165,910,651,848
  5. Step 5: Solve for x
    x = 6,741,165,910,651,848/103,862,116.60
  6. Step 6: Final answer
    x = 64,904,954.10

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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.