Home / 205,619,395.17-283,753,085.86-111,533,306.58

Finding the Fourth Proportional to 205,619,395.17, 283,753,085.86 and 111,533,306.58

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Solution

The fourth proportional to 205,619,395.17, 283,753,085.86 and 111,533,306.58 is: 153,915,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,619,395.17 : 283,753,085.86 = 111,533,306.58 : x
  2. Step 2: Convert to fraction form
    205,619,395.17/283,753,085.86 = 111,533,306.58/x
  3. Step 3: Cross multiply
    205,619,395.17x = 283,753,085.86 × 111,533,306.58
  4. Step 4: Simplify right side
    205,619,395.17x = 31,647,919,918,674,992
  5. Step 5: Solve for x
    x = 31,647,919,918,674,992/205,619,395.17
  6. Step 6: Final answer
    x = 153,915,052.10

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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.