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Finding the Fourth Proportional to 68,096,444.20, 102,144,666.30 and 68,096,444.20

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Solution

The fourth proportional to 68,096,444.20, 102,144,666.30 and 68,096,444.20 is: 102,144,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,096,444.20 : 102,144,666.30 = 68,096,444.20 : x
  2. Step 2: Convert to fraction form
    68,096,444.20/102,144,666.30 = 68,096,444.20/x
  3. Step 3: Cross multiply
    68,096,444.20x = 102,144,666.30 × 68,096,444.20
  4. Step 4: Simplify right side
    68,096,444.20x = 6,955,688,569,025,571
  5. Step 5: Solve for x
    x = 6,955,688,569,025,571/68,096,444.20
  6. Step 6: Final answer
    x = 102,144,666.30

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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.