Home / 172,057,643.40-258,050,598.30-62,934,216.60

Finding the Fourth Proportional to 172,057,643.40, 258,050,598.30 and 62,934,216.60

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Solution

The fourth proportional to 172,057,643.40, 258,050,598.30 and 62,934,216.60 is: 94,388,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,057,643.40 : 258,050,598.30 = 62,934,216.60 : x
  2. Step 2: Convert to fraction form
    172,057,643.40/258,050,598.30 = 62,934,216.60/x
  3. Step 3: Cross multiply
    172,057,643.40x = 258,050,598.30 × 62,934,216.60
  4. Step 4: Simplify right side
    172,057,643.40x = 16,240,212,247,171,792
  5. Step 5: Solve for x
    x = 16,240,212,247,171,792/172,057,643.40
  6. Step 6: Final answer
    x = 94,388,205.76

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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.