Home / 116,975,247.30-161,436,673.44-64,764,283.92

Finding the Fourth Proportional to 116,975,247.30, 161,436,673.44 and 64,764,283.92

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Solution

The fourth proportional to 116,975,247.30, 161,436,673.44 and 64,764,283.92 is: 89,380,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,975,247.30 : 161,436,673.44 = 64,764,283.92 : x
  2. Step 2: Convert to fraction form
    116,975,247.30/161,436,673.44 = 64,764,283.92/x
  3. Step 3: Cross multiply
    116,975,247.30x = 161,436,673.44 × 64,764,283.92
  4. Step 4: Simplify right side
    116,975,247.30x = 10,455,330,553,768,484
  5. Step 5: Solve for x
    x = 10,455,330,553,768,484/116,975,247.30
  6. Step 6: Final answer
    x = 89,380,709.13

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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.