Home / 73,598,103.20-110,397,154.80-72,180,927.20

Finding the Fourth Proportional to 73,598,103.20, 110,397,154.80 and 72,180,927.20

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Solution

The fourth proportional to 73,598,103.20, 110,397,154.80 and 72,180,927.20 is: 108,271,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,598,103.20 : 110,397,154.80 = 72,180,927.20 : x
  2. Step 2: Convert to fraction form
    73,598,103.20/110,397,154.80 = 72,180,927.20/x
  3. Step 3: Cross multiply
    73,598,103.20x = 110,397,154.80 × 72,180,927.20
  4. Step 4: Simplify right side
    73,598,103.20x = 7,968,568,993,705,931
  5. Step 5: Solve for x
    x = 7,968,568,993,705,931/73,598,103.20
  6. Step 6: Final answer
    x = 108,271,390.80

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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.