Home / 311,119,268.40-466,566,928.20-157,714,340.40

Finding the Fourth Proportional to 311,119,268.40, 466,566,928.20 and 157,714,340.40

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Solution

The fourth proportional to 311,119,268.40, 466,566,928.20 and 157,714,340.40 is: 236,514,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,119,268.40 : 466,566,928.20 = 157,714,340.40 : x
  2. Step 2: Convert to fraction form
    311,119,268.40/466,566,928.20 = 157,714,340.40/x
  3. Step 3: Cross multiply
    311,119,268.40x = 466,566,928.20 × 157,714,340.40
  4. Step 4: Simplify right side
    311,119,268.40x = 73,584,295,333,517,168
  5. Step 5: Solve for x
    x = 73,584,295,333,517,168/311,119,268.40
  6. Step 6: Final answer
    x = 236,514,747.90

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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.