Home / 2,642,312,178.82-3,963,378,502.77-677,184,553.54

Finding the Fourth Proportional to 2,642,312,178.82, 3,963,378,502.77 and 677,184,553.54

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Solution

The fourth proportional to 2,642,312,178.82, 3,963,378,502.77 and 677,184,553.54 is: 1,015,753,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,312,178.82 : 3,963,378,502.77 = 677,184,553.54 : x
  2. Step 2: Convert to fraction form
    2,642,312,178.82/3,963,378,502.77 = 677,184,553.54/x
  3. Step 3: Cross multiply
    2,642,312,178.82x = 3,963,378,502.77 × 677,184,553.54
  4. Step 4: Simplify right side
    2,642,312,178.82x = 2,683,938,701,908,336,128
  5. Step 5: Solve for x
    x = 2,683,938,701,908,336,128/2,642,312,178.82
  6. Step 6: Final answer
    x = 1,015,753,824.78

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1.5x scale

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.