Home / 1,199,426,530,645.80-1,655,211,755,559.20-650,717,807,178.64

Finding the Fourth Proportional to 1,199,426,530,645.80, 1,655,211,755,559.20 and 650,717,807,178.64

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Solution

The fourth proportional to 1,199,426,530,645.80, 1,655,211,755,559.20 and 650,717,807,178.64 is: 897,992,279,205.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,426,530,645.80 : 1,655,211,755,559.20 = 650,717,807,178.64 : x
  2. Step 2: Convert to fraction form
    1,199,426,530,645.80/1,655,211,755,559.20 = 650,717,807,178.64/x
  3. Step 3: Cross multiply
    1,199,426,530,645.80x = 1,655,211,755,559.20 × 650,717,807,178.64
  4. Step 4: Simplify right side
    1,199,426,530,645.80x = 1,077,075,763,993,789,715,185,664
  5. Step 5: Solve for x
    x = 1,077,075,763,993,789,715,185,664/1,199,426,530,645.80
  6. Step 6: Final answer
    x = 897,992,279,205.19

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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.