Home / 83,658,242.82-115,444,156.80-46,487,724.90

Finding the Fourth Proportional to 83,658,242.82, 115,444,156.80 and 46,487,724.90

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Solution

The fourth proportional to 83,658,242.82, 115,444,156.80 and 46,487,724.90 is: 64,150,716.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,658,242.82 : 115,444,156.80 = 46,487,724.90 : x
  2. Step 2: Convert to fraction form
    83,658,242.82/115,444,156.80 = 46,487,724.90/x
  3. Step 3: Cross multiply
    83,658,242.82x = 115,444,156.80 × 46,487,724.90
  4. Step 4: Simplify right side
    83,658,242.82x = 5,366,736,202,630,864
  5. Step 5: Solve for x
    x = 5,366,736,202,630,864/83,658,242.82
  6. Step 6: Final answer
    x = 64,150,716.32

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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.