Home / 415,352,050.38-573,362,324.42-258,796,506.96

Finding the Fourth Proportional to 415,352,050.38, 573,362,324.42 and 258,796,506.96

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Solution

The fourth proportional to 415,352,050.38, 573,362,324.42 and 258,796,506.96 is: 357,249,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,352,050.38 : 573,362,324.42 = 258,796,506.96 : x
  2. Step 2: Convert to fraction form
    415,352,050.38/573,362,324.42 = 258,796,506.96/x
  3. Step 3: Cross multiply
    415,352,050.38x = 573,362,324.42 × 258,796,506.96
  4. Step 4: Simplify right side
    415,352,050.38x = 148,384,166,781,068,320
  5. Step 5: Solve for x
    x = 148,384,166,781,068,320/415,352,050.38
  6. Step 6: Final answer
    x = 357,249,149.60

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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.