Home / 5,170,429,957.20-7,760,515,822.20-2,718,526,520.40

Finding the Fourth Proportional to 5,170,429,957.20, 7,760,515,822.20 and 2,718,526,520.40

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Solution

The fourth proportional to 5,170,429,957.20, 7,760,515,822.20 and 2,718,526,520.40 is: 4,080,350,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170,429,957.20 : 7,760,515,822.20 = 2,718,526,520.40 : x
  2. Step 2: Convert to fraction form
    5,170,429,957.20/7,760,515,822.20 = 2,718,526,520.40/x
  3. Step 3: Cross multiply
    5,170,429,957.20x = 7,760,515,822.20 × 2,718,526,520.40
  4. Step 4: Simplify right side
    5,170,429,957.20x = 21,097,168,074,634,510,336
  5. Step 5: Solve for x
    x = 21,097,168,074,634,510,336/5,170,429,957.20
  6. Step 6: Final answer
    x = 4,080,350,812.07

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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.