Home / 54,688,002.10-82,032,003.15-45,796,405.30

Finding the Fourth Proportional to 54,688,002.10, 82,032,003.15 and 45,796,405.30

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Solution

The fourth proportional to 54,688,002.10, 82,032,003.15 and 45,796,405.30 is: 68,694,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688,002.10 : 82,032,003.15 = 45,796,405.30 : x
  2. Step 2: Convert to fraction form
    54,688,002.10/82,032,003.15 = 45,796,405.30/x
  3. Step 3: Cross multiply
    54,688,002.10x = 82,032,003.15 × 45,796,405.30
  4. Step 4: Simplify right side
    54,688,002.10x = 3,756,770,863,828,276.50
  5. Step 5: Solve for x
    x = 3,756,770,863,828,276.50/54,688,002.10
  6. Step 6: Final answer
    x = 68,694,607.95

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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.