Home / 220,826,139.03-304,752,056.00-126,739,533.77

Finding the Fourth Proportional to 220,826,139.03, 304,752,056.00 and 126,739,533.77

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Solution

The fourth proportional to 220,826,139.03, 304,752,056.00 and 126,739,533.77 is: 174,907,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,826,139.03 : 304,752,056.00 = 126,739,533.77 : x
  2. Step 2: Convert to fraction form
    220,826,139.03/304,752,056.00 = 126,739,533.77/x
  3. Step 3: Cross multiply
    220,826,139.03x = 304,752,056.00 × 126,739,533.77
  4. Step 4: Simplify right side
    220,826,139.03x = 38,624,133,493,017,112
  5. Step 5: Solve for x
    x = 38,624,133,493,017,112/220,826,139.03
  6. Step 6: Final answer
    x = 174,907,434.70

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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.