Home / 220,231,373.32-303,927,285.64-126,163,700.58

Finding the Fourth Proportional to 220,231,373.32, 303,927,285.64 and 126,163,700.58

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Solution

The fourth proportional to 220,231,373.32, 303,927,285.64 and 126,163,700.58 is: 174,110,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,231,373.32 : 303,927,285.64 = 126,163,700.58 : x
  2. Step 2: Convert to fraction form
    220,231,373.32/303,927,285.64 = 126,163,700.58/x
  3. Step 3: Cross multiply
    220,231,373.32x = 303,927,285.64 × 126,163,700.58
  4. Step 4: Simplify right side
    220,231,373.32x = 38,344,591,061,716,416
  5. Step 5: Solve for x
    x = 38,344,591,061,716,416/220,231,373.32
  6. Step 6: Final answer
    x = 174,110,484.28

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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.