Home / 162,775,132.30-244,446,133.65-86,247,628.30

Finding the Fourth Proportional to 162,775,132.30, 244,446,133.65 and 86,247,628.30

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Solution

The fourth proportional to 162,775,132.30, 244,446,133.65 and 86,247,628.30 is: 129,521,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,775,132.30 : 244,446,133.65 = 86,247,628.30 : x
  2. Step 2: Convert to fraction form
    162,775,132.30/244,446,133.65 = 86,247,628.30/x
  3. Step 3: Cross multiply
    162,775,132.30x = 244,446,133.65 × 86,247,628.30
  4. Step 4: Simplify right side
    162,775,132.30x = 21,082,899,274,417,324
  5. Step 5: Solve for x
    x = 21,082,899,274,417,324/162,775,132.30
  6. Step 6: Final answer
    x = 129,521,622.72

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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.