Home / 205,395,854.87-283,446,522.03-111,310,001.32

Finding the Fourth Proportional to 205,395,854.87, 283,446,522.03 and 111,310,001.32

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Solution

The fourth proportional to 205,395,854.87, 283,446,522.03 and 111,310,001.32 is: 153,607,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,395,854.87 : 283,446,522.03 = 111,310,001.32 : x
  2. Step 2: Convert to fraction form
    205,395,854.87/283,446,522.03 = 111,310,001.32/x
  3. Step 3: Cross multiply
    205,395,854.87x = 283,446,522.03 × 111,310,001.32
  4. Step 4: Simplify right side
    205,395,854.87x = 31,550,432,741,308,704
  5. Step 5: Solve for x
    x = 31,550,432,741,308,704/205,395,854.87
  6. Step 6: Final answer
    x = 153,607,933.14

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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.