Home / 680,197,305,128-938,672,245,178.64-367,337,658,908.15

Finding the Fourth Proportional to 680,197,305,128, 938,672,245,178.64 and 367,337,658,908.15

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Solution

The fourth proportional to 680,197,305,128, 938,672,245,178.64 and 367,337,658,908.15 is: 506,925,949,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,197,305,128 : 938,672,245,178.64 = 367,337,658,908.15 : x
  2. Step 2: Convert to fraction form
    680,197,305,128/938,672,245,178.64 = 367,337,658,908.15/x
  3. Step 3: Cross multiply
    680,197,305,128x = 938,672,245,178.64 × 367,337,658,908.15
  4. Step 4: Simplify right side
    680,197,305,128x = 344,809,665,025,978,618,871,808
  5. Step 5: Solve for x
    x = 344,809,665,025,978,618,871,808/680,197,305,128
  6. Step 6: Final answer
    x = 506,925,949,906.69

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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.