Home / 220,826,131.43-304,752,045.51-126,739,526.16

Finding the Fourth Proportional to 220,826,131.43, 304,752,045.51 and 126,739,526.16

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Solution

The fourth proportional to 220,826,131.43, 304,752,045.51 and 126,739,526.16 is: 174,907,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,826,131.43 : 304,752,045.51 = 126,739,526.16 : x
  2. Step 2: Convert to fraction form
    220,826,131.43/304,752,045.51 = 126,739,526.16/x
  3. Step 3: Cross multiply
    220,826,131.43x = 304,752,045.51 × 126,739,526.16
  4. Step 4: Simplify right side
    220,826,131.43x = 38,624,129,844,263,880
  5. Step 5: Solve for x
    x = 38,624,129,844,263,880/220,826,131.43
  6. Step 6: Final answer
    x = 174,907,424.20

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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.