Home / 134,393,395.28-201,426,318.84-69,661,513.04

Finding the Fourth Proportional to 134,393,395.28, 201,426,318.84 and 69,661,513.04

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Solution

The fourth proportional to 134,393,395.28, 201,426,318.84 and 69,661,513.04 is: 104,407,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,393,395.28 : 201,426,318.84 = 69,661,513.04 : x
  2. Step 2: Convert to fraction form
    134,393,395.28/201,426,318.84 = 69,661,513.04/x
  3. Step 3: Cross multiply
    134,393,395.28x = 201,426,318.84 × 69,661,513.04
  4. Step 4: Simplify right side
    134,393,395.28x = 14,031,662,136,471,860
  5. Step 5: Solve for x
    x = 14,031,662,136,471,860/134,393,395.28
  6. Step 6: Final answer
    x = 104,407,378.85

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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.