Home / 73,244,337.20-109,698,544.20-71,564,721.20

Finding the Fourth Proportional to 73,244,337.20, 109,698,544.20 and 71,564,721.20

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Solution

The fourth proportional to 73,244,337.20, 109,698,544.20 and 71,564,721.20 is: 107,182,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,244,337.20 : 109,698,544.20 = 71,564,721.20 : x
  2. Step 2: Convert to fraction form
    73,244,337.20/109,698,544.20 = 71,564,721.20/x
  3. Step 3: Cross multiply
    73,244,337.20x = 109,698,544.20 × 71,564,721.20
  4. Step 4: Simplify right side
    73,244,337.20x = 7,850,545,731,718,878
  5. Step 5: Solve for x
    x = 7,850,545,731,718,878/73,244,337.20
  6. Step 6: Final answer
    x = 107,182,971.84

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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.