Home / 800,339,042.56-1,104,583,873.80-461,181,534.72

Finding the Fourth Proportional to 800,339,042.56, 1,104,583,873.80 and 461,181,534.72

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Solution

The fourth proportional to 800,339,042.56, 1,104,583,873.80 and 461,181,534.72 is: 636,497,358.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,339,042.56 : 1,104,583,873.80 = 461,181,534.72 : x
  2. Step 2: Convert to fraction form
    800,339,042.56/1,104,583,873.80 = 461,181,534.72/x
  3. Step 3: Cross multiply
    800,339,042.56x = 1,104,583,873.80 × 461,181,534.72
  4. Step 4: Simplify right side
    800,339,042.56x = 509,413,686,146,046,784
  5. Step 5: Solve for x
    x = 509,413,686,146,046,784/800,339,042.56
  6. Step 6: Final answer
    x = 636,497,358.07

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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.