Home / 1,207,677,392,555-1,811,504,150,967-553,292,115,399.85

Finding the Fourth Proportional to 1,207,677,392,555, 1,811,504,150,967 and 553,292,115,399.85

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Solution

The fourth proportional to 1,207,677,392,555, 1,811,504,150,967 and 553,292,115,399.85 is: 829,932,703,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,677,392,555 : 1,811,504,150,967 = 553,292,115,399.85 : x
  2. Step 2: Convert to fraction form
    1,207,677,392,555/1,811,504,150,967 = 553,292,115,399.85/x
  3. Step 3: Cross multiply
    1,207,677,392,555x = 1,811,504,150,967 × 553,292,115,399.85
  4. Step 4: Simplify right side
    1,207,677,392,555x = 1,002,290,963,744,140,593,987,584
  5. Step 5: Solve for x
    x = 1,002,290,963,744,140,593,987,584/1,207,677,392,555
  6. Step 6: Final answer
    x = 829,932,703,818.91

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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.