Home / 497,664,007.90-746,496,011.85-255,351,406.30

Finding the Fourth Proportional to 497,664,007.90, 746,496,011.85 and 255,351,406.30

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Solution

The fourth proportional to 497,664,007.90, 746,496,011.85 and 255,351,406.30 is: 383,027,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,007.90 : 746,496,011.85 = 255,351,406.30 : x
  2. Step 2: Convert to fraction form
    497,664,007.90/746,496,011.85 = 255,351,406.30/x
  3. Step 3: Cross multiply
    497,664,007.90x = 746,496,011.85 × 255,351,406.30
  4. Step 4: Simplify right side
    497,664,007.90x = 190,618,806,423,238,976
  5. Step 5: Solve for x
    x = 190,618,806,423,238,976/497,664,007.90
  6. Step 6: Final answer
    x = 383,027,109.45

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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.