Home / 202,070,522.92-278,857,377.18-111,544,068.64

Finding the Fourth Proportional to 202,070,522.92, 278,857,377.18 and 111,544,068.64

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Solution

The fourth proportional to 202,070,522.92, 278,857,377.18 and 111,544,068.64 is: 153,930,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,070,522.92 : 278,857,377.18 = 111,544,068.64 : x
  2. Step 2: Convert to fraction form
    202,070,522.92/278,857,377.18 = 111,544,068.64/x
  3. Step 3: Cross multiply
    202,070,522.92x = 278,857,377.18 × 111,544,068.64
  4. Step 4: Simplify right side
    202,070,522.92x = 31,104,886,420,378,572
  5. Step 5: Solve for x
    x = 31,104,886,420,378,572/202,070,522.92
  6. Step 6: Final answer
    x = 153,930,845.38

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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.