Home / 69,871,759.83-96,423,410.95-40,520,494.71

Finding the Fourth Proportional to 69,871,759.83, 96,423,410.95 and 40,520,494.71

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Solution

The fourth proportional to 69,871,759.83, 96,423,410.95 and 40,520,494.71 is: 55,918,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,871,759.83 : 96,423,410.95 = 40,520,494.71 : x
  2. Step 2: Convert to fraction form
    69,871,759.83/96,423,410.95 = 40,520,494.71/x
  3. Step 3: Cross multiply
    69,871,759.83x = 96,423,410.95 × 40,520,494.71
  4. Step 4: Simplify right side
    69,871,759.83x = 3,907,124,313,218,330
  5. Step 5: Solve for x
    x = 3,907,124,313,218,330/69,871,759.83
  6. Step 6: Final answer
    x = 55,918,504.45

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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.