Home / 101,143,263.98-139,577,704.47-54,733,517.88

Finding the Fourth Proportional to 101,143,263.98, 139,577,704.47 and 54,733,517.88

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Solution

The fourth proportional to 101,143,263.98, 139,577,704.47 and 54,733,517.88 is: 75,532,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,263.98 : 139,577,704.47 = 54,733,517.88 : x
  2. Step 2: Convert to fraction form
    101,143,263.98/139,577,704.47 = 54,733,517.88/x
  3. Step 3: Cross multiply
    101,143,263.98x = 139,577,704.47 × 54,733,517.88
  4. Step 4: Simplify right side
    101,143,263.98x = 7,639,578,783,258,101
  5. Step 5: Solve for x
    x = 7,639,578,783,258,101/101,143,263.98
  6. Step 6: Final answer
    x = 75,532,254.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.