Home / 110,109,219.40-165,163,829.10-73,829,513.80

Finding the Fourth Proportional to 110,109,219.40, 165,163,829.10 and 73,829,513.80

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Solution

The fourth proportional to 110,109,219.40, 165,163,829.10 and 73,829,513.80 is: 110,744,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,109,219.40 : 165,163,829.10 = 73,829,513.80 : x
  2. Step 2: Convert to fraction form
    110,109,219.40/165,163,829.10 = 73,829,513.80/x
  3. Step 3: Cross multiply
    110,109,219.40x = 165,163,829.10 × 73,829,513.80
  4. Step 4: Simplify right side
    110,109,219.40x = 12,193,965,199,799,290
  5. Step 5: Solve for x
    x = 12,193,965,199,799,290/110,109,219.40
  6. Step 6: Final answer
    x = 110,744,270.70

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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.