Home / 3,891,971,940.76-5,838,709,014.50-1,271,071,446.84

Finding the Fourth Proportional to 3,891,971,940.76, 5,838,709,014.50 and 1,271,071,446.84

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Solution

The fourth proportional to 3,891,971,940.76, 5,838,709,014.50 and 1,271,071,446.84 is: 1,906,852,471.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,971,940.76 : 5,838,709,014.50 = 1,271,071,446.84 : x
  2. Step 2: Convert to fraction form
    3,891,971,940.76/5,838,709,014.50 = 1,271,071,446.84/x
  3. Step 3: Cross multiply
    3,891,971,940.76x = 5,838,709,014.50 × 1,271,071,446.84
  4. Step 4: Simplify right side
    3,891,971,940.76x = 7,421,416,314,738,265,088
  5. Step 5: Solve for x
    x = 7,421,416,314,738,265,088/3,891,971,940.76
  6. Step 6: Final answer
    x = 1,906,852,471.63

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1.5x scale

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.