Home / 179,905,082.64-248,142,743.52-124,172,864.64

Finding the Fourth Proportional to 179,905,082.64, 248,142,743.52 and 124,172,864.64

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Solution

The fourth proportional to 179,905,082.64, 248,142,743.52 and 124,172,864.64 is: 171,271,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,905,082.64 : 248,142,743.52 = 124,172,864.64 : x
  2. Step 2: Convert to fraction form
    179,905,082.64/248,142,743.52 = 124,172,864.64/x
  3. Step 3: Cross multiply
    179,905,082.64x = 248,142,743.52 × 124,172,864.64
  4. Step 4: Simplify right side
    179,905,082.64x = 30,812,595,302,507,200
  5. Step 5: Solve for x
    x = 30,812,595,302,507,200/179,905,082.64
  6. Step 6: Final answer
    x = 171,271,399.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.