Home / 326,446,502.10-489,032,023.95-196,668,609.90

Finding the Fourth Proportional to 326,446,502.10, 489,032,023.95 and 196,668,609.90

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Solution

The fourth proportional to 326,446,502.10, 489,032,023.95 and 196,668,609.90 is: 294,618,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,446,502.10 : 489,032,023.95 = 196,668,609.90 : x
  2. Step 2: Convert to fraction form
    326,446,502.10/489,032,023.95 = 196,668,609.90/x
  3. Step 3: Cross multiply
    326,446,502.10x = 489,032,023.95 × 196,668,609.90
  4. Step 4: Simplify right side
    326,446,502.10x = 96,177,248,346,830,000
  5. Step 5: Solve for x
    x = 96,177,248,346,830,000/326,446,502.10
  6. Step 6: Final answer
    x = 294,618,713.11

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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.