Home / 167,170,701.72-250,641,576.90-85,130,774.04

Finding the Fourth Proportional to 167,170,701.72, 250,641,576.90 and 85,130,774.04

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Solution

The fourth proportional to 167,170,701.72, 250,641,576.90 and 85,130,774.04 is: 127,637,864.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,170,701.72 : 250,641,576.90 = 85,130,774.04 : x
  2. Step 2: Convert to fraction form
    167,170,701.72/250,641,576.90 = 85,130,774.04/x
  3. Step 3: Cross multiply
    167,170,701.72x = 250,641,576.90 × 85,130,774.04
  4. Step 4: Simplify right side
    167,170,701.72x = 21,337,311,448,103,184
  5. Step 5: Solve for x
    x = 21,337,311,448,103,184/167,170,701.72
  6. Step 6: Final answer
    x = 127,637,864.94

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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.