Home / 13,886,640,079.92-20,829,903,432.84-5,043,461,839.92

Finding the Fourth Proportional to 13,886,640,079.92, 20,829,903,432.84 and 5,043,461,839.92

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Solution

The fourth proportional to 13,886,640,079.92, 20,829,903,432.84 and 5,043,461,839.92 is: 7,565,172,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886,640,079.92 : 20,829,903,432.84 = 5,043,461,839.92 : x
  2. Step 2: Convert to fraction form
    13,886,640,079.92/20,829,903,432.84 = 5,043,461,839.92/x
  3. Step 3: Cross multiply
    13,886,640,079.92x = 20,829,903,432.84 × 5,043,461,839.92
  4. Step 4: Simplify right side
    13,886,640,079.92x = 105,054,823,092,747,157,504
  5. Step 5: Solve for x
    x = 105,054,823,092,747,157,504/13,886,640,079.92
  6. Step 6: Final answer
    x = 7,565,172,171.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.