Home / 313,070,812.20-469,606,218.30-196,673,423.40

Finding the Fourth Proportional to 313,070,812.20, 469,606,218.30 and 196,673,423.40

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Solution

The fourth proportional to 313,070,812.20, 469,606,218.30 and 196,673,423.40 is: 295,010,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,070,812.20 : 469,606,218.30 = 196,673,423.40 : x
  2. Step 2: Convert to fraction form
    313,070,812.20/469,606,218.30 = 196,673,423.40/x
  3. Step 3: Cross multiply
    313,070,812.20x = 469,606,218.30 × 196,673,423.40
  4. Step 4: Simplify right side
    313,070,812.20x = 92,359,062,602,988,736
  5. Step 5: Solve for x
    x = 92,359,062,602,988,736/313,070,812.20
  6. Step 6: Final answer
    x = 295,010,135.10

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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.