Home / 930,404,631.43-1,284,206,324.11-549,261,789.24

Finding the Fourth Proportional to 930,404,631.43, 1,284,206,324.11 and 549,261,789.24

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Solution

The fourth proportional to 930,404,631.43, 1,284,206,324.11 and 549,261,789.24 is: 758,127,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,404,631.43 : 1,284,206,324.11 = 549,261,789.24 : x
  2. Step 2: Convert to fraction form
    930,404,631.43/1,284,206,324.11 = 549,261,789.24/x
  3. Step 3: Cross multiply
    930,404,631.43x = 1,284,206,324.11 × 549,261,789.24
  4. Step 4: Simplify right side
    930,404,631.43x = 705,365,463,340,500,480
  5. Step 5: Solve for x
    x = 705,365,463,340,500,480/930,404,631.43
  6. Step 6: Final answer
    x = 758,127,635.56

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1.5x scale

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.