Home / 49,222,370,421.25-67,925,985,737.40-27,812,152,173.78

Finding the Fourth Proportional to 49,222,370,421.25, 67,925,985,737.40 and 27,812,152,173.78

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Solution

The fourth proportional to 49,222,370,421.25, 67,925,985,737.40 and 27,812,152,173.78 is: 38,380,269,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,222,370,421.25 : 67,925,985,737.40 = 27,812,152,173.78 : x
  2. Step 2: Convert to fraction form
    49,222,370,421.25/67,925,985,737.40 = 27,812,152,173.78/x
  3. Step 3: Cross multiply
    49,222,370,421.25x = 67,925,985,737.40 × 27,812,152,173.78
  4. Step 4: Simplify right side
    49,222,370,421.25x = 1,889,167,851,882,578,706,432
  5. Step 5: Solve for x
    x = 1,889,167,851,882,578,706,432/49,222,370,421.25
  6. Step 6: Final answer
    x = 38,380,269,696.79

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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.