Home / 109,064,336.20-163,534,296.30-40,909,251.40

Finding the Fourth Proportional to 109,064,336.20, 163,534,296.30 and 40,909,251.40

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Solution

The fourth proportional to 109,064,336.20, 163,534,296.30 and 40,909,251.40 is: 61,340,543.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,064,336.20 : 163,534,296.30 = 40,909,251.40 : x
  2. Step 2: Convert to fraction form
    109,064,336.20/163,534,296.30 = 40,909,251.40/x
  3. Step 3: Cross multiply
    109,064,336.20x = 163,534,296.30 × 40,909,251.40
  4. Step 4: Simplify right side
    109,064,336.20x = 6,690,065,639,858,790
  5. Step 5: Solve for x
    x = 6,690,065,639,858,790/109,064,336.20
  6. Step 6: Final answer
    x = 61,340,543.32

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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.