Home / 112,208,004.20-168,170,288.70-54,576,180.20

Finding the Fourth Proportional to 112,208,004.20, 168,170,288.70 and 54,576,180.20

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Solution

The fourth proportional to 112,208,004.20, 168,170,288.70 and 54,576,180.20 is: 81,795,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,208,004.20 : 168,170,288.70 = 54,576,180.20 : x
  2. Step 2: Convert to fraction form
    112,208,004.20/168,170,288.70 = 54,576,180.20/x
  3. Step 3: Cross multiply
    112,208,004.20x = 168,170,288.70 × 54,576,180.20
  4. Step 4: Simplify right side
    112,208,004.20x = 9,178,091,980,377,224
  5. Step 5: Solve for x
    x = 9,178,091,980,377,224/112,208,004.20
  6. Step 6: Final answer
    x = 81,795,341.12

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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.