Home / 47,082,478.19-65,005,525.82-42,105,476.93

Finding the Fourth Proportional to 47,082,478.19, 65,005,525.82 and 42,105,476.93

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Solution

The fourth proportional to 47,082,478.19, 65,005,525.82 and 42,105,476.93 is: 58,133,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,082,478.19 : 65,005,525.82 = 42,105,476.93 : x
  2. Step 2: Convert to fraction form
    47,082,478.19/65,005,525.82 = 42,105,476.93/x
  3. Step 3: Cross multiply
    47,082,478.19x = 65,005,525.82 × 42,105,476.93
  4. Step 4: Simplify right side
    47,082,478.19x = 2,737,088,667,516,765
  5. Step 5: Solve for x
    x = 2,737,088,667,516,765/47,082,478.19
  6. Step 6: Final answer
    x = 58,133,912.51

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