Home / 205,091,290.84-283,025,959.61-111,005,421.10

Finding the Fourth Proportional to 205,091,290.84, 283,025,959.61 and 111,005,421.10

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Solution

The fourth proportional to 205,091,290.84, 283,025,959.61 and 111,005,421.10 is: 153,187,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,091,290.84 : 283,025,959.61 = 111,005,421.10 : x
  2. Step 2: Convert to fraction form
    205,091,290.84/283,025,959.61 = 111,005,421.10/x
  3. Step 3: Cross multiply
    205,091,290.84x = 283,025,959.61 × 111,005,421.10
  4. Step 4: Simplify right side
    205,091,290.84x = 31,417,415,826,769,488
  5. Step 5: Solve for x
    x = 31,417,415,826,769,488/205,091,290.84
  6. Step 6: Final answer
    x = 153,187,469.34

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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.