Home / 211,392,023.10-317,088,034.65-196,086,522.30

Finding the Fourth Proportional to 211,392,023.10, 317,088,034.65 and 196,086,522.30

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Solution

The fourth proportional to 211,392,023.10, 317,088,034.65 and 196,086,522.30 is: 294,129,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,392,023.10 : 317,088,034.65 = 196,086,522.30 : x
  2. Step 2: Convert to fraction form
    211,392,023.10/317,088,034.65 = 196,086,522.30/x
  3. Step 3: Cross multiply
    211,392,023.10x = 317,088,034.65 × 196,086,522.30
  4. Step 4: Simplify right side
    211,392,023.10x = 62,176,689,977,460,400
  5. Step 5: Solve for x
    x = 62,176,689,977,460,400/211,392,023.10
  6. Step 6: Final answer
    x = 294,129,783.45

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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.