Home / 74,682,970,808.02-103,062,810,227.98-40,388,677,364.74

Finding the Fourth Proportional to 74,682,970,808.02, 103,062,810,227.98 and 40,388,677,364.74

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Solution

The fourth proportional to 74,682,970,808.02, 103,062,810,227.98 and 40,388,677,364.74 is: 55,736,542,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,682,970,808.02 : 103,062,810,227.98 = 40,388,677,364.74 : x
  2. Step 2: Convert to fraction form
    74,682,970,808.02/103,062,810,227.98 = 40,388,677,364.74/x
  3. Step 3: Cross multiply
    74,682,970,808.02x = 103,062,810,227.98 × 40,388,677,364.74
  4. Step 4: Simplify right side
    74,682,970,808.02x = 4,162,570,590,601,309,847,552
  5. Step 5: Solve for x
    x = 4,162,570,590,601,309,847,552/74,682,970,808.02
  6. Step 6: Final answer
    x = 55,736,542,689.25

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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.