Home / 326,439,872.20-489,545,501.10-96,348,032.20

Finding the Fourth Proportional to 326,439,872.20, 489,545,501.10 and 96,348,032.20

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Solution

The fourth proportional to 326,439,872.20, 489,545,501.10 and 96,348,032.20 is: 144,488,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,439,872.20 : 489,545,501.10 = 96,348,032.20 : x
  2. Step 2: Convert to fraction form
    326,439,872.20/489,545,501.10 = 96,348,032.20/x
  3. Step 3: Cross multiply
    326,439,872.20x = 489,545,501.10 × 96,348,032.20
  4. Step 4: Simplify right side
    326,439,872.20x = 47,166,745,703,347,936
  5. Step 5: Solve for x
    x = 47,166,745,703,347,936/326,439,872.20
  6. Step 6: Final answer
    x = 144,488,310.77

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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.