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Finding the Fourth Proportional to 100,803,563,392.95, 151,205,345,089.42 and 100,803,563,392.95

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Solution

The fourth proportional to 100,803,563,392.95, 151,205,345,089.42 and 100,803,563,392.95 is: 151,205,345,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,803,563,392.95 : 151,205,345,089.42 = 100,803,563,392.95 : x
  2. Step 2: Convert to fraction form
    100,803,563,392.95/151,205,345,089.42 = 100,803,563,392.95/x
  3. Step 3: Cross multiply
    100,803,563,392.95x = 151,205,345,089.42 × 100,803,563,392.95
  4. Step 4: Simplify right side
    100,803,563,392.95x = 15,242,037,589,074,230,902,784
  5. Step 5: Solve for x
    x = 15,242,037,589,074,230,902,784/100,803,563,392.95
  6. Step 6: Final answer
    x = 151,205,345,089.42

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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.