Home / 1,569,896,158.30-2,166,551,825.16-865,047,286.78

Finding the Fourth Proportional to 1,569,896,158.30, 2,166,551,825.16 and 865,047,286.78

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Solution

The fourth proportional to 1,569,896,158.30, 2,166,551,825.16 and 865,047,286.78 is: 1,193,817,672.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,896,158.30 : 2,166,551,825.16 = 865,047,286.78 : x
  2. Step 2: Convert to fraction form
    1,569,896,158.30/2,166,551,825.16 = 865,047,286.78/x
  3. Step 3: Cross multiply
    1,569,896,158.30x = 2,166,551,825.16 × 865,047,286.78
  4. Step 4: Simplify right side
    1,569,896,158.30x = 1,874,169,778,022,914,816
  5. Step 5: Solve for x
    x = 1,874,169,778,022,914,816/1,569,896,158.30
  6. Step 6: Final answer
    x = 1,193,817,672.66

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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.