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Finding the Fourth Proportional to 88,897,097.80, 133,345,646.70 and 50,633,345.80

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Solution

The fourth proportional to 88,897,097.80, 133,345,646.70 and 50,633,345.80 is: 75,950,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,897,097.80 : 133,345,646.70 = 50,633,345.80 : x
  2. Step 2: Convert to fraction form
    88,897,097.80/133,345,646.70 = 50,633,345.80/x
  3. Step 3: Cross multiply
    88,897,097.80x = 133,345,646.70 × 50,633,345.80
  4. Step 4: Simplify right side
    88,897,097.80x = 6,751,736,240,285,729
  5. Step 5: Solve for x
    x = 6,751,736,240,285,729/88,897,097.80
  6. Step 6: Final answer
    x = 75,950,018.70

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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.