Home / 5,199,510,957.76-7,175,325,121.86-2,971,890,976.24

Finding the Fourth Proportional to 5,199,510,957.76, 7,175,325,121.86 and 2,971,890,976.24

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Solution

The fourth proportional to 5,199,510,957.76, 7,175,325,121.86 and 2,971,890,976.24 is: 4,101,209,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,510,957.76 : 7,175,325,121.86 = 2,971,890,976.24 : x
  2. Step 2: Convert to fraction form
    5,199,510,957.76/7,175,325,121.86 = 2,971,890,976.24/x
  3. Step 3: Cross multiply
    5,199,510,957.76x = 7,175,325,121.86 × 2,971,890,976.24
  4. Step 4: Simplify right side
    5,199,510,957.76x = 21,324,283,981,243,908,096
  5. Step 5: Solve for x
    x = 21,324,283,981,243,908,096/5,199,510,957.76
  6. Step 6: Final answer
    x = 4,101,209,547.30

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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.