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Finding the Fourth Proportional to 624,407,656.77, 936,248,444.50 and 236,260,422.27

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Solution

The fourth proportional to 624,407,656.77, 936,248,444.50 and 236,260,422.27 is: 354,253,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,407,656.77 : 936,248,444.50 = 236,260,422.27 : x
  2. Step 2: Convert to fraction form
    624,407,656.77/936,248,444.50 = 236,260,422.27/x
  3. Step 3: Cross multiply
    624,407,656.77x = 936,248,444.50 × 236,260,422.27
  4. Step 4: Simplify right side
    624,407,656.77x = 221,198,452,841,338,112
  5. Step 5: Solve for x
    x = 221,198,452,841,338,112/624,407,656.77
  6. Step 6: Final answer
    x = 354,253,267.79

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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.