Home / 5,016,858,005.87-6,921,569,474.87-2,843,988,675.78

Finding the Fourth Proportional to 5,016,858,005.87, 6,921,569,474.87 and 2,843,988,675.78

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Solution

The fourth proportional to 5,016,858,005.87, 6,921,569,474.87 and 2,843,988,675.78 is: 3,923,743,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016,858,005.87 : 6,921,569,474.87 = 2,843,988,675.78 : x
  2. Step 2: Convert to fraction form
    5,016,858,005.87/6,921,569,474.87 = 2,843,988,675.78/x
  3. Step 3: Cross multiply
    5,016,858,005.87x = 6,921,569,474.87 × 2,843,988,675.78
  4. Step 4: Simplify right side
    5,016,858,005.87x = 19,684,865,205,154,803,712
  5. Step 5: Solve for x
    x = 19,684,865,205,154,803,712/5,016,858,005.87
  6. Step 6: Final answer
    x = 3,923,743,742.02

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1.5x scale

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.