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Finding the Fourth Proportional to 650,801,348.55, 975,808,645.72 and 262,170,281.24

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Solution

The fourth proportional to 650,801,348.55, 975,808,645.72 and 262,170,281.24 is: 393,096,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,801,348.55 : 975,808,645.72 = 262,170,281.24 : x
  2. Step 2: Convert to fraction form
    650,801,348.55/975,808,645.72 = 262,170,281.24/x
  3. Step 3: Cross multiply
    650,801,348.55x = 975,808,645.72 × 262,170,281.24
  4. Step 4: Simplify right side
    650,801,348.55x = 255,828,027,082,965,216
  5. Step 5: Solve for x
    x = 255,828,027,082,965,216/650,801,348.55
  6. Step 6: Final answer
    x = 393,096,952.94

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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.