Home / 133,887,809.21-200,740,029.44-68,181,758.73

Finding the Fourth Proportional to 133,887,809.21, 200,740,029.44 and 68,181,758.73

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Solution

The fourth proportional to 133,887,809.21, 200,740,029.44 and 68,181,758.73 is: 102,225,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,887,809.21 : 200,740,029.44 = 68,181,758.73 : x
  2. Step 2: Convert to fraction form
    133,887,809.21/200,740,029.44 = 68,181,758.73/x
  3. Step 3: Cross multiply
    133,887,809.21x = 200,740,029.44 × 68,181,758.73
  4. Step 4: Simplify right side
    133,887,809.21x = 13,686,808,254,390,270
  5. Step 5: Solve for x
    x = 13,686,808,254,390,270/133,887,809.21
  6. Step 6: Final answer
    x = 102,225,948.24

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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.