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Finding the Fourth Proportional to 74,398,602.89, 111,524,190.03 and 34,936,214.95

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Solution

The fourth proportional to 74,398,602.89, 111,524,190.03 and 34,936,214.95 is: 52,369,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,398,602.89 : 111,524,190.03 = 34,936,214.95 : x
  2. Step 2: Convert to fraction form
    74,398,602.89/111,524,190.03 = 34,936,214.95/x
  3. Step 3: Cross multiply
    74,398,602.89x = 111,524,190.03 × 34,936,214.95
  4. Step 4: Simplify right side
    74,398,602.89x = 3,896,233,075,152,132.50
  5. Step 5: Solve for x
    x = 3,896,233,075,152,132.50/74,398,602.89
  6. Step 6: Final answer
    x = 52,369,707.54

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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.