Home / 3,932,938,239,855.20-5,898,956,716,080.20-1,028,943,909,189.70

Finding the Fourth Proportional to 3,932,938,239,855.20, 5,898,956,716,080.20 and 1,028,943,909,189.70

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Solution

The fourth proportional to 3,932,938,239,855.20, 5,898,956,716,080.20 and 1,028,943,909,189.70 is: 1,543,297,965,392.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,938,239,855.20 : 5,898,956,716,080.20 = 1,028,943,909,189.70 : x
  2. Step 2: Convert to fraction form
    3,932,938,239,855.20/5,898,956,716,080.20 = 1,028,943,909,189.70/x
  3. Step 3: Cross multiply
    3,932,938,239,855.20x = 5,898,956,716,080.20 × 1,028,943,909,189.70
  4. Step 4: Simplify right side
    3,932,938,239,855.20x = 6,069,695,583,584,395,938,758,656
  5. Step 5: Solve for x
    x = 6,069,695,583,584,395,938,758,656/3,932,938,239,855.20
  6. Step 6: Final answer
    x = 1,543,297,965,392.88

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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.