Home / 164,976,011.10-247,728,400.65-131,178,404.70

Finding the Fourth Proportional to 164,976,011.10, 247,728,400.65 and 131,178,404.70

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Solution

The fourth proportional to 164,976,011.10, 247,728,400.65 and 131,178,404.70 is: 196,977,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,976,011.10 : 247,728,400.65 = 131,178,404.70 : x
  2. Step 2: Convert to fraction form
    164,976,011.10/247,728,400.65 = 131,178,404.70/x
  3. Step 3: Cross multiply
    164,976,011.10x = 247,728,400.65 × 131,178,404.70
  4. Step 4: Simplify right side
    164,976,011.10x = 32,496,616,396,149,444
  5. Step 5: Solve for x
    x = 32,496,616,396,149,444/164,976,011.10
  6. Step 6: Final answer
    x = 196,977,828.35

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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.