Home / 157,171,523.88-235,792,628.28-47,987,560.92

Finding the Fourth Proportional to 157,171,523.88, 235,792,628.28 and 47,987,560.92

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Solution

The fourth proportional to 157,171,523.88, 235,792,628.28 and 47,987,560.92 is: 71,992,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,171,523.88 : 235,792,628.28 = 47,987,560.92 : x
  2. Step 2: Convert to fraction form
    157,171,523.88/235,792,628.28 = 47,987,560.92/x
  3. Step 3: Cross multiply
    157,171,523.88x = 235,792,628.28 × 47,987,560.92
  4. Step 4: Simplify right side
    157,171,523.88x = 11,315,113,114,073,416
  5. Step 5: Solve for x
    x = 11,315,113,114,073,416/157,171,523.88
  6. Step 6: Final answer
    x = 71,992,132.13

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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.