Home / 74,565,816.56-111,852,710.64-23,451,821.20

Finding the Fourth Proportional to 74,565,816.56, 111,852,710.64 and 23,451,821.20

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Solution

The fourth proportional to 74,565,816.56, 111,852,710.64 and 23,451,821.20 is: 35,178,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,565,816.56 : 111,852,710.64 = 23,451,821.20 : x
  2. Step 2: Convert to fraction form
    74,565,816.56/111,852,710.64 = 23,451,821.20/x
  3. Step 3: Cross multiply
    74,565,816.56x = 111,852,710.64 × 23,451,821.20
  4. Step 4: Simplify right side
    74,565,816.56x = 2,623,149,770,664,617.50
  5. Step 5: Solve for x
    x = 2,623,149,770,664,617.50/74,565,816.56
  6. Step 6: Final answer
    x = 35,178,985.38

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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.