Home / 321,905,450.77-444,240,239.20-180,801,498.36

Finding the Fourth Proportional to 321,905,450.77, 444,240,239.20 and 180,801,498.36

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Solution

The fourth proportional to 321,905,450.77, 444,240,239.20 and 180,801,498.36 is: 249,512,087.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,905,450.77 : 444,240,239.20 = 180,801,498.36 : x
  2. Step 2: Convert to fraction form
    321,905,450.77/444,240,239.20 = 180,801,498.36/x
  3. Step 3: Cross multiply
    321,905,450.77x = 444,240,239.20 × 180,801,498.36
  4. Step 4: Simplify right side
    321,905,450.77x = 80,319,300,880,378,704
  5. Step 5: Solve for x
    x = 80,319,300,880,378,704/321,905,450.77
  6. Step 6: Final answer
    x = 249,512,087.13

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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.