Home / 553,066,965.03-829,061,240.85-220,974,964.59

Finding the Fourth Proportional to 553,066,965.03, 829,061,240.85 and 220,974,964.59

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Solution

The fourth proportional to 553,066,965.03, 829,061,240.85 and 220,974,964.59 is: 331,247,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,066,965.03 : 829,061,240.85 = 220,974,964.59 : x
  2. Step 2: Convert to fraction form
    553,066,965.03/829,061,240.85 = 220,974,964.59/x
  3. Step 3: Cross multiply
    553,066,965.03x = 829,061,240.85 × 220,974,964.59
  4. Step 4: Simplify right side
    553,066,965.03x = 183,201,778,339,770,208
  5. Step 5: Solve for x
    x = 183,201,778,339,770,208/553,066,965.03
  6. Step 6: Final answer
    x = 331,247,009.72

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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.