Home / 110,439,076.80-165,658,615.20-109,767,230.40

Finding the Fourth Proportional to 110,439,076.80, 165,658,615.20 and 109,767,230.40

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Solution

The fourth proportional to 110,439,076.80, 165,658,615.20 and 109,767,230.40 is: 164,650,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,439,076.80 : 165,658,615.20 = 109,767,230.40 : x
  2. Step 2: Convert to fraction form
    110,439,076.80/165,658,615.20 = 109,767,230.40/x
  3. Step 3: Cross multiply
    110,439,076.80x = 165,658,615.20 × 109,767,230.40
  4. Step 4: Simplify right side
    110,439,076.80x = 18,183,887,382,403,340
  5. Step 5: Solve for x
    x = 18,183,887,382,403,340/110,439,076.80
  6. Step 6: Final answer
    x = 164,650,845.60

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1.5x scale

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.