Home / 55,008,052.10-82,512,078.15-48,790,192.40

Finding the Fourth Proportional to 55,008,052.10, 82,512,078.15 and 48,790,192.40

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Solution

The fourth proportional to 55,008,052.10, 82,512,078.15 and 48,790,192.40 is: 73,185,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,008,052.10 : 82,512,078.15 = 48,790,192.40 : x
  2. Step 2: Convert to fraction form
    55,008,052.10/82,512,078.15 = 48,790,192.40/x
  3. Step 3: Cross multiply
    55,008,052.10x = 82,512,078.15 × 48,790,192.40
  4. Step 4: Simplify right side
    55,008,052.10x = 4,025,780,168,262,336
  5. Step 5: Solve for x
    x = 4,025,780,168,262,336/55,008,052.10
  6. Step 6: Final answer
    x = 73,185,288.60

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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.