Home / 44,286,643.20-66,429,964.80-31,297,612.80

Finding the Fourth Proportional to 44,286,643.20, 66,429,964.80 and 31,297,612.80

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Solution

The fourth proportional to 44,286,643.20, 66,429,964.80 and 31,297,612.80 is: 46,946,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,643.20 : 66,429,964.80 = 31,297,612.80 : x
  2. Step 2: Convert to fraction form
    44,286,643.20/66,429,964.80 = 31,297,612.80/x
  3. Step 3: Cross multiply
    44,286,643.20x = 66,429,964.80 × 31,297,612.80
  4. Step 4: Simplify right side
    44,286,643.20x = 2,079,099,316,628,029.50
  5. Step 5: Solve for x
    x = 2,079,099,316,628,029.50/44,286,643.20
  6. Step 6: Final answer
    x = 46,946,419.20

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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.