Home / 129,029,506.60-193,544,259.90-106,336,028.20

Finding the Fourth Proportional to 129,029,506.60, 193,544,259.90 and 106,336,028.20

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Solution

The fourth proportional to 129,029,506.60, 193,544,259.90 and 106,336,028.20 is: 159,504,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,029,506.60 : 193,544,259.90 = 106,336,028.20 : x
  2. Step 2: Convert to fraction form
    129,029,506.60/193,544,259.90 = 106,336,028.20/x
  3. Step 3: Cross multiply
    129,029,506.60x = 193,544,259.90 × 106,336,028.20
  4. Step 4: Simplify right side
    129,029,506.60x = 20,580,727,878,674,532
  5. Step 5: Solve for x
    x = 20,580,727,878,674,532/129,029,506.60
  6. Step 6: Final answer
    x = 159,504,042.30

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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.