Home / 7,984,759,911.40-11,976,006,126.30-2,744,609,933.80

Finding the Fourth Proportional to 7,984,759,911.40, 11,976,006,126.30 and 2,744,609,933.80

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Solution

The fourth proportional to 7,984,759,911.40, 11,976,006,126.30 and 2,744,609,933.80 is: 4,116,525,198.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,759,911.40 : 11,976,006,126.30 = 2,744,609,933.80 : x
  2. Step 2: Convert to fraction form
    7,984,759,911.40/11,976,006,126.30 = 2,744,609,933.80/x
  3. Step 3: Cross multiply
    7,984,759,911.40x = 11,976,006,126.30 × 2,744,609,933.80
  4. Step 4: Simplify right side
    7,984,759,911.40x = 32,869,465,381,492,637,696
  5. Step 5: Solve for x
    x = 32,869,465,381,492,637,696/7,984,759,911.40
  6. Step 6: Final answer
    x = 4,116,525,198.78

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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.