Home / 111,452,105.70-167,036,440.95-53,820,281.70

Finding the Fourth Proportional to 111,452,105.70, 167,036,440.95 and 53,820,281.70

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Solution

The fourth proportional to 111,452,105.70, 167,036,440.95 and 53,820,281.70 is: 80,661,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,452,105.70 : 167,036,440.95 = 53,820,281.70 : x
  2. Step 2: Convert to fraction form
    111,452,105.70/167,036,440.95 = 53,820,281.70/x
  3. Step 3: Cross multiply
    111,452,105.70x = 167,036,440.95 × 53,820,281.70
  4. Step 4: Simplify right side
    111,452,105.70x = 8,989,948,306,094,415
  5. Step 5: Solve for x
    x = 8,989,948,306,094,415/111,452,105.70
  6. Step 6: Final answer
    x = 80,661,987.04

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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.