Home / 133,887,812.49-200,740,034.16-68,181,762.42

Finding the Fourth Proportional to 133,887,812.49, 200,740,034.16 and 68,181,762.42

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Solution

The fourth proportional to 133,887,812.49, 200,740,034.16 and 68,181,762.42 is: 102,225,953.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,887,812.49 : 200,740,034.16 = 68,181,762.42 : x
  2. Step 2: Convert to fraction form
    133,887,812.49/200,740,034.16 = 68,181,762.42/x
  3. Step 3: Cross multiply
    133,887,812.49x = 200,740,034.16 × 68,181,762.42
  4. Step 4: Simplify right side
    133,887,812.49x = 13,686,809,317,279,804
  5. Step 5: Solve for x
    x = 13,686,809,317,279,804/133,887,812.49
  6. Step 6: Final answer
    x = 102,225,953.68

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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.