Home / 725,784,443.40-1,088,676,665.10-650,957,550.60

Finding the Fourth Proportional to 725,784,443.40, 1,088,676,665.10 and 650,957,550.60

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Solution

The fourth proportional to 725,784,443.40, 1,088,676,665.10 and 650,957,550.60 is: 976,436,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,784,443.40 : 1,088,676,665.10 = 650,957,550.60 : x
  2. Step 2: Convert to fraction form
    725,784,443.40/1,088,676,665.10 = 650,957,550.60/x
  3. Step 3: Cross multiply
    725,784,443.40x = 1,088,676,665.10 × 650,957,550.60
  4. Step 4: Simplify right side
    725,784,443.40x = 708,682,295,308,872,448
  5. Step 5: Solve for x
    x = 708,682,295,308,872,448/725,784,443.40
  6. Step 6: Final answer
    x = 976,436,325.90

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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.