Home / 211,305,745.65-316,958,618.48-146,735,664.15

Finding the Fourth Proportional to 211,305,745.65, 316,958,618.48 and 146,735,664.15

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Solution

The fourth proportional to 211,305,745.65, 316,958,618.48 and 146,735,664.15 is: 220,103,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,305,745.65 : 316,958,618.48 = 146,735,664.15 : x
  2. Step 2: Convert to fraction form
    211,305,745.65/316,958,618.48 = 146,735,664.15/x
  3. Step 3: Cross multiply
    211,305,745.65x = 316,958,618.48 × 146,735,664.15
  4. Step 4: Simplify right side
    211,305,745.65x = 46,509,133,389,995,592
  5. Step 5: Solve for x
    x = 46,509,133,389,995,592/211,305,745.65
  6. Step 6: Final answer
    x = 220,103,496.23

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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.