Home / 68,121,032.83-94,129,994.04-48,507,870.57

Finding the Fourth Proportional to 68,121,032.83, 94,129,994.04 and 48,507,870.57

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Solution

The fourth proportional to 68,121,032.83, 94,129,994.04 and 48,507,870.57 is: 67,028,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,121,032.83 : 94,129,994.04 = 48,507,870.57 : x
  2. Step 2: Convert to fraction form
    68,121,032.83/94,129,994.04 = 48,507,870.57/x
  3. Step 3: Cross multiply
    68,121,032.83x = 94,129,994.04 × 48,507,870.57
  4. Step 4: Simplify right side
    68,121,032.83x = 4,566,045,568,179,091
  5. Step 5: Solve for x
    x = 4,566,045,568,179,091/68,121,032.83
  6. Step 6: Final answer
    x = 67,028,425.41

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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.