Home / 3,979,662,180.56-5,968,199,966.52-1,323,005,155.28

Finding the Fourth Proportional to 3,979,662,180.56, 5,968,199,966.52 and 1,323,005,155.28

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Solution

The fourth proportional to 3,979,662,180.56, 5,968,199,966.52 and 1,323,005,155.28 is: 1,984,077,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,662,180.56 : 5,968,199,966.52 = 1,323,005,155.28 : x
  2. Step 2: Convert to fraction form
    3,979,662,180.56/5,968,199,966.52 = 1,323,005,155.28/x
  3. Step 3: Cross multiply
    3,979,662,180.56x = 5,968,199,966.52 × 1,323,005,155.28
  4. Step 4: Simplify right side
    3,979,662,180.56x = 7,895,959,323,447,883,776
  5. Step 5: Solve for x
    x = 7,895,959,323,447,883,776/3,979,662,180.56
  6. Step 6: Final answer
    x = 1,984,077,784.80

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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.