Home / 133,887,795.12-200,740,008.34-68,181,744.64

Finding the Fourth Proportional to 133,887,795.12, 200,740,008.34 and 68,181,744.64

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Solution

The fourth proportional to 133,887,795.12, 200,740,008.34 and 68,181,744.64 is: 102,225,927.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,887,795.12 : 200,740,008.34 = 68,181,744.64 : x
  2. Step 2: Convert to fraction form
    133,887,795.12/200,740,008.34 = 68,181,744.64/x
  3. Step 3: Cross multiply
    133,887,795.12x = 200,740,008.34 × 68,181,744.64
  4. Step 4: Simplify right side
    133,887,795.12x = 13,686,803,988,584,616
  5. Step 5: Solve for x
    x = 13,686,803,988,584,616/133,887,795.12
  6. Step 6: Final answer
    x = 102,225,927.14

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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.