Home / 78,806,185.64-118,106,744.96-32,065,199.73

Finding the Fourth Proportional to 78,806,185.64, 118,106,744.96 and 32,065,199.73

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Solution

The fourth proportional to 78,806,185.64, 118,106,744.96 and 32,065,199.73 is: 48,056,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,806,185.64 : 118,106,744.96 = 32,065,199.73 : x
  2. Step 2: Convert to fraction form
    78,806,185.64/118,106,744.96 = 32,065,199.73/x
  3. Step 3: Cross multiply
    78,806,185.64x = 118,106,744.96 × 32,065,199.73
  4. Step 4: Simplify right side
    78,806,185.64x = 3,787,116,366,682,734
  5. Step 5: Solve for x
    x = 3,787,116,366,682,734/78,806,185.64
  6. Step 6: Final answer
    x = 48,056,080.07

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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.