Home / 664,272,671.40-996,409,007.10-295,806,911.40

Finding the Fourth Proportional to 664,272,671.40, 996,409,007.10 and 295,806,911.40

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Solution

The fourth proportional to 664,272,671.40, 996,409,007.10 and 295,806,911.40 is: 443,710,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,272,671.40 : 996,409,007.10 = 295,806,911.40 : x
  2. Step 2: Convert to fraction form
    664,272,671.40/996,409,007.10 = 295,806,911.40/x
  3. Step 3: Cross multiply
    664,272,671.40x = 996,409,007.10 × 295,806,911.40
  4. Step 4: Simplify right side
    664,272,671.40x = 294,744,670,881,391,680
  5. Step 5: Solve for x
    x = 294,744,670,881,391,680/664,272,671.40
  6. Step 6: Final answer
    x = 443,710,367.10

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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.