Home / 177,944,216.40-266,580,401.40-91,388,005.20

Finding the Fourth Proportional to 177,944,216.40, 266,580,401.40 and 91,388,005.20

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Solution

The fourth proportional to 177,944,216.40, 266,580,401.40 and 91,388,005.20 is: 136,909,485.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,944,216.40 : 266,580,401.40 = 91,388,005.20 : x
  2. Step 2: Convert to fraction form
    177,944,216.40/266,580,401.40 = 91,388,005.20/x
  3. Step 3: Cross multiply
    177,944,216.40x = 266,580,401.40 × 91,388,005.20
  4. Step 4: Simplify right side
    177,944,216.40x = 24,362,251,109,361,288
  5. Step 5: Solve for x
    x = 24,362,251,109,361,288/177,944,216.40
  6. Step 6: Final answer
    x = 136,909,485.47

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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.