Home / 217,226,037.60-325,839,056.40-125,393,032.80

Finding the Fourth Proportional to 217,226,037.60, 325,839,056.40 and 125,393,032.80

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Solution

The fourth proportional to 217,226,037.60, 325,839,056.40 and 125,393,032.80 is: 188,089,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,226,037.60 : 325,839,056.40 = 125,393,032.80 : x
  2. Step 2: Convert to fraction form
    217,226,037.60/325,839,056.40 = 125,393,032.80/x
  3. Step 3: Cross multiply
    217,226,037.60x = 325,839,056.40 × 125,393,032.80
  4. Step 4: Simplify right side
    217,226,037.60x = 40,857,947,486,686,248
  5. Step 5: Solve for x
    x = 40,857,947,486,686,248/217,226,037.60
  6. Step 6: Final answer
    x = 188,089,549.20

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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.