Home / 53,338,630.20-80,007,945.30-51,248,441.40

Finding the Fourth Proportional to 53,338,630.20, 80,007,945.30 and 51,248,441.40

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Solution

The fourth proportional to 53,338,630.20, 80,007,945.30 and 51,248,441.40 is: 76,872,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,338,630.20 : 80,007,945.30 = 51,248,441.40 : x
  2. Step 2: Convert to fraction form
    53,338,630.20/80,007,945.30 = 51,248,441.40/x
  3. Step 3: Cross multiply
    53,338,630.20x = 80,007,945.30 × 51,248,441.40
  4. Step 4: Simplify right side
    53,338,630.20x = 4,100,282,496,241,455
  5. Step 5: Solve for x
    x = 4,100,282,496,241,455/53,338,630.20
  6. Step 6: Final answer
    x = 76,872,662.10

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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.