Home / 665,127,935,998.30-997,691,903,997.45-665,127,935,998.30

Finding the Fourth Proportional to 665,127,935,998.30, 997,691,903,997.45 and 665,127,935,998.30

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Solution

The fourth proportional to 665,127,935,998.30, 997,691,903,997.45 and 665,127,935,998.30 is: 997,691,903,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,127,935,998.30 : 997,691,903,997.45 = 665,127,935,998.30 : x
  2. Step 2: Convert to fraction form
    665,127,935,998.30/997,691,903,997.45 = 665,127,935,998.30/x
  3. Step 3: Cross multiply
    665,127,935,998.30x = 997,691,903,997.45 × 665,127,935,998.30
  4. Step 4: Simplify right side
    665,127,935,998.30x = 663,592,756,868,037,958,696,960
  5. Step 5: Solve for x
    x = 663,592,756,868,037,958,696,960/665,127,935,998.30
  6. Step 6: Final answer
    x = 997,691,903,997.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.