Home / 101,143,232.28-139,577,661.04-54,733,486.65

Finding the Fourth Proportional to 101,143,232.28, 139,577,661.04 and 54,733,486.65

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Solution

The fourth proportional to 101,143,232.28, 139,577,661.04 and 54,733,486.65 is: 75,532,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,232.28 : 139,577,661.04 = 54,733,486.65 : x
  2. Step 2: Convert to fraction form
    101,143,232.28/139,577,661.04 = 54,733,486.65/x
  3. Step 3: Cross multiply
    101,143,232.28x = 139,577,661.04 × 54,733,486.65
  4. Step 4: Simplify right side
    101,143,232.28x = 7,639,572,047,171,064
  5. Step 5: Solve for x
    x = 7,639,572,047,171,064/101,143,232.28
  6. Step 6: Final answer
    x = 75,532,211.84

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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.