Home / 147,198,123,354.54-203,133,410,620.48-79,532,713,572.87

Finding the Fourth Proportional to 147,198,123,354.54, 203,133,410,620.48 and 79,532,713,572.87

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Solution

The fourth proportional to 147,198,123,354.54, 203,133,410,620.48 and 79,532,713,572.87 is: 109,755,144,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,198,123,354.54 : 203,133,410,620.48 = 79,532,713,572.87 : x
  2. Step 2: Convert to fraction form
    147,198,123,354.54/203,133,410,620.48 = 79,532,713,572.87/x
  3. Step 3: Cross multiply
    147,198,123,354.54x = 203,133,410,620.48 × 79,532,713,572.87
  4. Step 4: Simplify right side
    147,198,123,354.54x = 16,155,751,363,957,810,528,256
  5. Step 5: Solve for x
    x = 16,155,751,363,957,810,528,256/147,198,123,354.54
  6. Step 6: Final answer
    x = 109,755,144,941.93

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Double scale
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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.