Home / 74,682,970,774.02-103,062,810,181.17-40,388,677,330.74

Finding the Fourth Proportional to 74,682,970,774.02, 103,062,810,181.17 and 40,388,677,330.74

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Solution

The fourth proportional to 74,682,970,774.02, 103,062,810,181.17 and 40,388,677,330.74 is: 55,736,542,642.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,682,970,774.02 : 103,062,810,181.17 = 40,388,677,330.74 : x
  2. Step 2: Convert to fraction form
    74,682,970,774.02/103,062,810,181.17 = 40,388,677,330.74/x
  3. Step 3: Cross multiply
    74,682,970,774.02x = 103,062,810,181.17 × 40,388,677,330.74
  4. Step 4: Simplify right side
    74,682,970,774.02x = 4,162,570,585,206,580,314,112
  5. Step 5: Solve for x
    x = 4,162,570,585,206,580,314,112/74,682,970,774.02
  6. Step 6: Final answer
    x = 55,736,542,642.39

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1.5x scale

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.