Home / 2,877,055,455.06-3,970,321,931.07-1,556,956,011.06

Finding the Fourth Proportional to 2,877,055,455.06, 3,970,321,931.07 and 1,556,956,011.06

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Solution

The fourth proportional to 2,877,055,455.06, 3,970,321,931.07 and 1,556,956,011.06 is: 2,148,591,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,055,455.06 : 3,970,321,931.07 = 1,556,956,011.06 : x
  2. Step 2: Convert to fraction form
    2,877,055,455.06/3,970,321,931.07 = 1,556,956,011.06/x
  3. Step 3: Cross multiply
    2,877,055,455.06x = 3,970,321,931.07 × 1,556,956,011.06
  4. Step 4: Simplify right side
    2,877,055,455.06x = 6,181,616,596,422,784,000
  5. Step 5: Solve for x
    x = 6,181,616,596,422,784,000/2,877,055,455.06
  6. Step 6: Final answer
    x = 2,148,591,395.95

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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.