Home / 665,983,048,062.66-919,032,826,973.52-376,945,101,724.56

Finding the Fourth Proportional to 665,983,048,062.66, 919,032,826,973.52 and 376,945,101,724.56

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Solution

The fourth proportional to 665,983,048,062.66, 919,032,826,973.52 and 376,945,101,724.56 is: 520,170,781,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,983,048,062.66 : 919,032,826,973.52 = 376,945,101,724.56 : x
  2. Step 2: Convert to fraction form
    665,983,048,062.66/919,032,826,973.52 = 376,945,101,724.56/x
  3. Step 3: Cross multiply
    665,983,048,062.66x = 919,032,826,973.52 × 376,945,101,724.56
  4. Step 4: Simplify right side
    665,983,048,062.66x = 346,424,922,451,743,439,060,992
  5. Step 5: Solve for x
    x = 346,424,922,451,743,439,060,992/665,983,048,062.66
  6. Step 6: Final answer
    x = 520,170,781,312.66

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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.