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Finding the Fourth Proportional to 99,076,552.20, 148,331,393.10 and 99,076,552.20

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Solution

The fourth proportional to 99,076,552.20, 148,331,393.10 and 99,076,552.20 is: 148,331,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,552.20 : 148,331,393.10 = 99,076,552.20 : x
  2. Step 2: Convert to fraction form
    99,076,552.20/148,331,393.10 = 99,076,552.20/x
  3. Step 3: Cross multiply
    99,076,552.20x = 148,331,393.10 × 99,076,552.20
  4. Step 4: Simplify right side
    99,076,552.20x = 14,696,163,011,370,870
  5. Step 5: Solve for x
    x = 14,696,163,011,370,870/99,076,552.20
  6. Step 6: Final answer
    x = 148,331,393.10

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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.