Home / 53,789,467.96-80,623,043.16-47,299,825.72

Finding the Fourth Proportional to 53,789,467.96, 80,623,043.16 and 47,299,825.72

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Solution

The fourth proportional to 53,789,467.96, 80,623,043.16 and 47,299,825.72 is: 70,895,958.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,789,467.96 : 80,623,043.16 = 47,299,825.72 : x
  2. Step 2: Convert to fraction form
    53,789,467.96/80,623,043.16 = 47,299,825.72/x
  3. Step 3: Cross multiply
    53,789,467.96x = 80,623,043.16 × 47,299,825.72
  4. Step 4: Simplify right side
    53,789,467.96x = 3,813,455,890,484,038
  5. Step 5: Solve for x
    x = 3,813,455,890,484,038/53,789,467.96
  6. Step 6: Final answer
    x = 70,895,958.54

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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.