Home / 1,290,284,714.96-1,935,438,273.27-416,886,176.55

Finding the Fourth Proportional to 1,290,284,714.96, 1,935,438,273.27 and 416,886,176.55

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Solution

The fourth proportional to 1,290,284,714.96, 1,935,438,273.27 and 416,886,176.55 is: 625,332,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,284,714.96 : 1,935,438,273.27 = 416,886,176.55 : x
  2. Step 2: Convert to fraction form
    1,290,284,714.96/1,935,438,273.27 = 416,886,176.55/x
  3. Step 3: Cross multiply
    1,290,284,714.96x = 1,935,438,273.27 × 416,886,176.55
  4. Step 4: Simplify right side
    1,290,284,714.96x = 806,857,461,699,322,240
  5. Step 5: Solve for x
    x = 806,857,461,699,322,240/1,290,284,714.96
  6. Step 6: Final answer
    x = 625,332,883.78

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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.