Home / 70,665,287.10-105,997,967.61-22,146,919.68

Finding the Fourth Proportional to 70,665,287.10, 105,997,967.61 and 22,146,919.68

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Solution

The fourth proportional to 70,665,287.10, 105,997,967.61 and 22,146,919.68 is: 33,220,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,665,287.10 : 105,997,967.61 = 22,146,919.68 : x
  2. Step 2: Convert to fraction form
    70,665,287.10/105,997,967.61 = 22,146,919.68/x
  3. Step 3: Cross multiply
    70,665,287.10x = 105,997,967.61 × 22,146,919.68
  4. Step 4: Simplify right side
    70,665,287.10x = 2,347,528,474,901,911.50
  5. Step 5: Solve for x
    x = 2,347,528,474,901,911.50/70,665,287.10
  6. Step 6: Final answer
    x = 33,220,391.10

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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.