Home / 1,586,156,695.09-2,188,764,674.62-871,654,678.94

Finding the Fourth Proportional to 1,586,156,695.09, 2,188,764,674.62 and 871,654,678.94

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Solution

The fourth proportional to 1,586,156,695.09, 2,188,764,674.62 and 871,654,678.94 is: 1,202,811,157.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,156,695.09 : 2,188,764,674.62 = 871,654,678.94 : x
  2. Step 2: Convert to fraction form
    1,586,156,695.09/2,188,764,674.62 = 871,654,678.94/x
  3. Step 3: Cross multiply
    1,586,156,695.09x = 2,188,764,674.62 × 871,654,678.94
  4. Step 4: Simplify right side
    1,586,156,695.09x = 1,907,846,969,734,402,304
  5. Step 5: Solve for x
    x = 1,907,846,969,734,402,304/1,586,156,695.09
  6. Step 6: Final answer
    x = 1,202,811,157.08

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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.