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Finding the Fourth Proportional to 74,798,998.80, 112,104,019.80 and 36,377,782.80

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Solution

The fourth proportional to 74,798,998.80, 112,104,019.80 and 36,377,782.80 is: 54,520,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,798,998.80 : 112,104,019.80 = 36,377,782.80 : x
  2. Step 2: Convert to fraction form
    74,798,998.80/112,104,019.80 = 36,377,782.80/x
  3. Step 3: Cross multiply
    74,798,998.80x = 112,104,019.80 × 36,377,782.80
  4. Step 4: Simplify right side
    74,798,998.80x = 4,078,095,683,291,299
  5. Step 5: Solve for x
    x = 4,078,095,683,291,299/74,798,998.80
  6. Step 6: Final answer
    x = 54,520,725.53

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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.