Home / 118,422,987.15-177,674,809.14-63,840,847.17

Finding the Fourth Proportional to 118,422,987.15, 177,674,809.14 and 63,840,847.17

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Solution

The fourth proportional to 118,422,987.15, 177,674,809.14 and 63,840,847.17 is: 95,783,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,422,987.15 : 177,674,809.14 = 63,840,847.17 : x
  2. Step 2: Convert to fraction form
    118,422,987.15/177,674,809.14 = 63,840,847.17/x
  3. Step 3: Cross multiply
    118,422,987.15x = 177,674,809.14 × 63,840,847.17
  4. Step 4: Simplify right side
    118,422,987.15x = 11,342,910,336,265,658
  5. Step 5: Solve for x
    x = 11,342,910,336,265,658/118,422,987.15
  6. Step 6: Final answer
    x = 95,783,011.47

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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.