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Finding the Fourth Proportional to 107,037,291.30, 150,154,538.70 and 107,037,291.30

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Solution

The fourth proportional to 107,037,291.30, 150,154,538.70 and 107,037,291.30 is: 150,154,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,037,291.30 : 150,154,538.70 = 107,037,291.30 : x
  2. Step 2: Convert to fraction form
    107,037,291.30/150,154,538.70 = 107,037,291.30/x
  3. Step 3: Cross multiply
    107,037,291.30x = 150,154,538.70 × 107,037,291.30
  4. Step 4: Simplify right side
    107,037,291.30x = 16,072,135,098,849,022
  5. Step 5: Solve for x
    x = 16,072,135,098,849,022/107,037,291.30
  6. Step 6: Final answer
    x = 150,154,538.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.