Home / 311,042,642.40-466,563,963.60-195,653,023.20

Finding the Fourth Proportional to 311,042,642.40, 466,563,963.60 and 195,653,023.20

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Solution

The fourth proportional to 311,042,642.40, 466,563,963.60 and 195,653,023.20 is: 293,479,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,042,642.40 : 466,563,963.60 = 195,653,023.20 : x
  2. Step 2: Convert to fraction form
    311,042,642.40/466,563,963.60 = 195,653,023.20/x
  3. Step 3: Cross multiply
    311,042,642.40x = 466,563,963.60 × 195,653,023.20
  4. Step 4: Simplify right side
    311,042,642.40x = 91,284,649,994,514,752
  5. Step 5: Solve for x
    x = 91,284,649,994,514,752/311,042,642.40
  6. Step 6: Final answer
    x = 293,479,534.80

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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.