Home / 146,061,913.12-201,571,738.64-80,871,822.88

Finding the Fourth Proportional to 146,061,913.12, 201,571,738.64 and 80,871,822.88

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Solution

The fourth proportional to 146,061,913.12, 201,571,738.64 and 80,871,822.88 is: 111,606,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,061,913.12 : 201,571,738.64 = 80,871,822.88 : x
  2. Step 2: Convert to fraction form
    146,061,913.12/201,571,738.64 = 80,871,822.88/x
  3. Step 3: Cross multiply
    146,061,913.12x = 201,571,738.64 × 80,871,822.88
  4. Step 4: Simplify right side
    146,061,913.12x = 16,301,473,944,907,730
  5. Step 5: Solve for x
    x = 16,301,473,944,907,730/146,061,913.12
  6. Step 6: Final answer
    x = 111,606,602.96

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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.