Home / 149,150,689.20-223,348,120.20-118,917,601.20

Finding the Fourth Proportional to 149,150,689.20, 223,348,120.20 and 118,917,601.20

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Solution

The fourth proportional to 149,150,689.20, 223,348,120.20 and 118,917,601.20 is: 178,075,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,150,689.20 : 223,348,120.20 = 118,917,601.20 : x
  2. Step 2: Convert to fraction form
    149,150,689.20/223,348,120.20 = 118,917,601.20/x
  3. Step 3: Cross multiply
    149,150,689.20x = 223,348,120.20 × 118,917,601.20
  4. Step 4: Simplify right side
    149,150,689.20x = 26,560,022,686,713,264
  5. Step 5: Solve for x
    x = 26,560,022,686,713,264/149,150,689.20
  6. Step 6: Final answer
    x = 178,075,091.90

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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.