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Finding the Fourth Proportional to 93,581,377.05, 140,372,065.58 and 93,581,377.05

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Solution

The fourth proportional to 93,581,377.05, 140,372,065.58 and 93,581,377.05 is: 140,372,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,581,377.05 : 140,372,065.58 = 93,581,377.05 : x
  2. Step 2: Convert to fraction form
    93,581,377.05/140,372,065.58 = 93,581,377.05/x
  3. Step 3: Cross multiply
    93,581,377.05x = 140,372,065.58 × 93,581,377.05
  4. Step 4: Simplify right side
    93,581,377.05x = 13,136,211,195,861,398
  5. Step 5: Solve for x
    x = 13,136,211,195,861,398/93,581,377.05
  6. Step 6: Final answer
    x = 140,372,065.58

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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.