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Finding the Fourth Proportional to 85,060,276.16, 127,590,414.23 and 85,060,276.16

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Solution

The fourth proportional to 85,060,276.16, 127,590,414.23 and 85,060,276.16 is: 127,590,414.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,060,276.16 : 127,590,414.23 = 85,060,276.16 : x
  2. Step 2: Convert to fraction form
    85,060,276.16/127,590,414.23 = 85,060,276.16/x
  3. Step 3: Cross multiply
    85,060,276.16x = 127,590,414.23 × 85,060,276.16
  4. Step 4: Simplify right side
    85,060,276.16x = 10,852,875,869,347,292
  5. Step 5: Solve for x
    x = 10,852,875,869,347,292/85,060,276.16
  6. Step 6: Final answer
    x = 127,590,414.23

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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.