Home / 11,290,556,127.80-15,580,980,373.92-6,278,195,934.56

Finding the Fourth Proportional to 11,290,556,127.80, 15,580,980,373.92 and 6,278,195,934.56

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Solution

The fourth proportional to 11,290,556,127.80, 15,580,980,373.92 and 6,278,195,934.56 is: 8,663,917,572.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,556,127.80 : 15,580,980,373.92 = 6,278,195,934.56 : x
  2. Step 2: Convert to fraction form
    11,290,556,127.80/15,580,980,373.92 = 6,278,195,934.56/x
  3. Step 3: Cross multiply
    11,290,556,127.80x = 15,580,980,373.92 × 6,278,195,934.56
  4. Step 4: Simplify right side
    11,290,556,127.80x = 97,820,447,640,003,706,880
  5. Step 5: Solve for x
    x = 97,820,447,640,003,706,880/11,290,556,127.80
  6. Step 6: Final answer
    x = 8,663,917,572.59

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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.