Home / 147,198,123,337.41-203,133,410,596.84-79,532,713,555.74

Finding the Fourth Proportional to 147,198,123,337.41, 203,133,410,596.84 and 79,532,713,555.74

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Solution

The fourth proportional to 147,198,123,337.41, 203,133,410,596.84 and 79,532,713,555.74 is: 109,755,144,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,198,123,337.41 : 203,133,410,596.84 = 79,532,713,555.74 : x
  2. Step 2: Convert to fraction form
    147,198,123,337.41/203,133,410,596.84 = 79,532,713,555.74/x
  3. Step 3: Cross multiply
    147,198,123,337.41x = 203,133,410,596.84 × 79,532,713,555.74
  4. Step 4: Simplify right side
    147,198,123,337.41x = 16,155,751,358,598,997,868,544
  5. Step 5: Solve for x
    x = 16,155,751,358,598,997,868,544/147,198,123,337.41
  6. Step 6: Final answer
    x = 109,755,144,918.30

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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.