Home / 116,218,409.48-160,388,658.62-64,007,431.30

Finding the Fourth Proportional to 116,218,409.48, 160,388,658.62 and 64,007,431.30

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Solution

The fourth proportional to 116,218,409.48, 160,388,658.62 and 64,007,431.30 is: 88,334,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,218,409.48 : 160,388,658.62 = 64,007,431.30 : x
  2. Step 2: Convert to fraction form
    116,218,409.48/160,388,658.62 = 64,007,431.30/x
  3. Step 3: Cross multiply
    116,218,409.48x = 160,388,658.62 × 64,007,431.30
  4. Step 4: Simplify right side
    116,218,409.48x = 10,266,066,047,918,802
  5. Step 5: Solve for x
    x = 10,266,066,047,918,802/116,218,409.48
  6. Step 6: Final answer
    x = 88,334,250.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.