Home / 73,457,722.20-110,186,583.30-68,978,746.20

Finding the Fourth Proportional to 73,457,722.20, 110,186,583.30 and 68,978,746.20

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Solution

The fourth proportional to 73,457,722.20, 110,186,583.30 and 68,978,746.20 is: 103,468,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,457,722.20 : 110,186,583.30 = 68,978,746.20 : x
  2. Step 2: Convert to fraction form
    73,457,722.20/110,186,583.30 = 68,978,746.20/x
  3. Step 3: Cross multiply
    73,457,722.20x = 110,186,583.30 × 68,978,746.20
  4. Step 4: Simplify right side
    73,457,722.20x = 7,600,532,364,095,859
  5. Step 5: Solve for x
    x = 7,600,532,364,095,859/73,457,722.20
  6. Step 6: Final answer
    x = 103,468,119.30

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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.