Home / 111,861,362.19-154,373,492.38-62,301,757.92

Finding the Fourth Proportional to 111,861,362.19, 154,373,492.38 and 62,301,757.92

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Solution

The fourth proportional to 111,861,362.19, 154,373,492.38 and 62,301,757.92 is: 85,979,106.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,861,362.19 : 154,373,492.38 = 62,301,757.92 : x
  2. Step 2: Convert to fraction form
    111,861,362.19/154,373,492.38 = 62,301,757.92/x
  3. Step 3: Cross multiply
    111,861,362.19x = 154,373,492.38 × 62,301,757.92
  4. Step 4: Simplify right side
    111,861,362.19x = 9,617,739,951,774,548
  5. Step 5: Solve for x
    x = 9,617,739,951,774,548/111,861,362.19
  6. Step 6: Final answer
    x = 85,979,106.31

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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.