Home / 468,471,563.30-646,490,764.32-259,641,158.04

Finding the Fourth Proportional to 468,471,563.30, 646,490,764.32 and 259,641,158.04

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Solution

The fourth proportional to 468,471,563.30, 646,490,764.32 and 259,641,158.04 is: 358,304,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,471,563.30 : 646,490,764.32 = 259,641,158.04 : x
  2. Step 2: Convert to fraction form
    468,471,563.30/646,490,764.32 = 259,641,158.04/x
  3. Step 3: Cross multiply
    468,471,563.30x = 646,490,764.32 × 259,641,158.04
  4. Step 4: Simplify right side
    468,471,563.30x = 167,855,610,710,209,536
  5. Step 5: Solve for x
    x = 167,855,610,710,209,536/468,471,563.30
  6. Step 6: Final answer
    x = 358,304,801.96

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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.