Home / 100,524,254.46-150,646,878.42-45,803,108.76

Finding the Fourth Proportional to 100,524,254.46, 150,646,878.42 and 45,803,108.76

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Solution

The fourth proportional to 100,524,254.46, 150,646,878.42 and 45,803,108.76 is: 68,641,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,524,254.46 : 150,646,878.42 = 45,803,108.76 : x
  2. Step 2: Convert to fraction form
    100,524,254.46/150,646,878.42 = 45,803,108.76/x
  3. Step 3: Cross multiply
    100,524,254.46x = 150,646,878.42 × 45,803,108.76
  4. Step 4: Simplify right side
    100,524,254.46x = 6,900,095,356,625,756
  5. Step 5: Solve for x
    x = 6,900,095,356,625,756/100,524,254.46
  6. Step 6: Final answer
    x = 68,641,099.54

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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.