Home / 69,582,145.60-104,373,218.40-42,372,366.40

Finding the Fourth Proportional to 69,582,145.60, 104,373,218.40 and 42,372,366.40

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Solution

The fourth proportional to 69,582,145.60, 104,373,218.40 and 42,372,366.40 is: 63,558,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,582,145.60 : 104,373,218.40 = 42,372,366.40 : x
  2. Step 2: Convert to fraction form
    69,582,145.60/104,373,218.40 = 42,372,366.40/x
  3. Step 3: Cross multiply
    69,582,145.60x = 104,373,218.40 × 42,372,366.40
  4. Step 4: Simplify right side
    69,582,145.60x = 4,422,540,252,392,022
  5. Step 5: Solve for x
    x = 4,422,540,252,392,022/69,582,145.60
  6. Step 6: Final answer
    x = 63,558,549.60

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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.