Home / 111,415,329.40-167,122,994.10-82,717,515.40

Finding the Fourth Proportional to 111,415,329.40, 167,122,994.10 and 82,717,515.40

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Solution

The fourth proportional to 111,415,329.40, 167,122,994.10 and 82,717,515.40 is: 124,076,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,415,329.40 : 167,122,994.10 = 82,717,515.40 : x
  2. Step 2: Convert to fraction form
    111,415,329.40/167,122,994.10 = 82,717,515.40/x
  3. Step 3: Cross multiply
    111,415,329.40x = 167,122,994.10 × 82,717,515.40
  4. Step 4: Simplify right side
    111,415,329.40x = 13,823,998,838,160,860
  5. Step 5: Solve for x
    x = 13,823,998,838,160,860/111,415,329.40
  6. Step 6: Final answer
    x = 124,076,273.10

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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.