Home / 3,897,014,883.84-5,372,678,142.72-3,095,900,474.88

Finding the Fourth Proportional to 3,897,014,883.84, 5,372,678,142.72 and 3,095,900,474.88

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Solution

The fourth proportional to 3,897,014,883.84, 5,372,678,142.72 and 3,095,900,474.88 is: 4,268,209,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,014,883.84 : 5,372,678,142.72 = 3,095,900,474.88 : x
  2. Step 2: Convert to fraction form
    3,897,014,883.84/5,372,678,142.72 = 3,095,900,474.88/x
  3. Step 3: Cross multiply
    3,897,014,883.84x = 5,372,678,142.72 × 3,095,900,474.88
  4. Step 4: Simplify right side
    3,897,014,883.84x = 16,633,276,813,424,246,784
  5. Step 5: Solve for x
    x = 16,633,276,813,424,246,784/3,897,014,883.84
  6. Step 6: Final answer
    x = 4,268,209,721.86

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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.