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Finding the Fourth Proportional to 562,662,016.62, 843,916,406.77 and 148,104,123.40

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Solution

The fourth proportional to 562,662,016.62, 843,916,406.77 and 148,104,123.40 is: 222,136,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,662,016.62 : 843,916,406.77 = 148,104,123.40 : x
  2. Step 2: Convert to fraction form
    562,662,016.62/843,916,406.77 = 148,104,123.40/x
  3. Step 3: Cross multiply
    562,662,016.62x = 843,916,406.77 × 148,104,123.40
  4. Step 4: Simplify right side
    562,662,016.62x = 124,987,499,648,788,704
  5. Step 5: Solve for x
    x = 124,987,499,648,788,704/562,662,016.62
  6. Step 6: Final answer
    x = 222,136,017.64

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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.