Home / 3,981,314,779.20-5,971,972,168.80-2,754,141,710.40

Finding the Fourth Proportional to 3,981,314,779.20, 5,971,972,168.80 and 2,754,141,710.40

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Solution

The fourth proportional to 3,981,314,779.20, 5,971,972,168.80 and 2,754,141,710.40 is: 4,131,212,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,314,779.20 : 5,971,972,168.80 = 2,754,141,710.40 : x
  2. Step 2: Convert to fraction form
    3,981,314,779.20/5,971,972,168.80 = 2,754,141,710.40/x
  3. Step 3: Cross multiply
    3,981,314,779.20x = 5,971,972,168.80 × 2,754,141,710.40
  4. Step 4: Simplify right side
    3,981,314,779.20x = 16,447,657,643,440,029,696
  5. Step 5: Solve for x
    x = 16,447,657,643,440,029,696/3,981,314,779.20
  6. Step 6: Final answer
    x = 4,131,212,565.60

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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.