Home / 202,224,505,801.10-278,964,015,081.81-125,037,671,951.04

Finding the Fourth Proportional to 202,224,505,801.10, 278,964,015,081.81 and 125,037,671,951.04

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Solution

The fourth proportional to 202,224,505,801.10, 278,964,015,081.81 and 125,037,671,951.04 is: 172,486,568,162.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,224,505,801.10 : 278,964,015,081.81 = 125,037,671,951.04 : x
  2. Step 2: Convert to fraction form
    202,224,505,801.10/278,964,015,081.81 = 125,037,671,951.04/x
  3. Step 3: Cross multiply
    202,224,505,801.10x = 278,964,015,081.81 × 125,037,671,951.04
  4. Step 4: Simplify right side
    202,224,505,801.10x = 34,881,011,003,944,333,213,696
  5. Step 5: Solve for x
    x = 34,881,011,003,944,333,213,696/202,224,505,801.10
  6. Step 6: Final answer
    x = 172,486,568,162.28

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1.5x scale

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.