Home / 311,065,983.40-466,598,975.10-195,676,364.20

Finding the Fourth Proportional to 311,065,983.40, 466,598,975.10 and 195,676,364.20

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Solution

The fourth proportional to 311,065,983.40, 466,598,975.10 and 195,676,364.20 is: 293,514,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,065,983.40 : 466,598,975.10 = 195,676,364.20 : x
  2. Step 2: Convert to fraction form
    311,065,983.40/466,598,975.10 = 195,676,364.20/x
  3. Step 3: Cross multiply
    311,065,983.40x = 466,598,975.10 × 195,676,364.20
  4. Step 4: Simplify right side
    311,065,983.40x = 91,302,390,987,014,336
  5. Step 5: Solve for x
    x = 91,302,390,987,014,336/311,065,983.40
  6. Step 6: Final answer
    x = 293,514,546.30

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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.