Home / 292,413,404.70-438,620,107.05-235,017,776.70

Finding the Fourth Proportional to 292,413,404.70, 438,620,107.05 and 235,017,776.70

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Solution

The fourth proportional to 292,413,404.70, 438,620,107.05 and 235,017,776.70 is: 352,526,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,413,404.70 : 438,620,107.05 = 235,017,776.70 : x
  2. Step 2: Convert to fraction form
    292,413,404.70/438,620,107.05 = 235,017,776.70/x
  3. Step 3: Cross multiply
    292,413,404.70x = 438,620,107.05 × 235,017,776.70
  4. Step 4: Simplify right side
    292,413,404.70x = 103,083,522,374,806,992
  5. Step 5: Solve for x
    x = 103,083,522,374,806,992/292,413,404.70
  6. Step 6: Final answer
    x = 352,526,665.05

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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.