Home / 327,870,300.16-452,461,455.12-188,638,269.40

Finding the Fourth Proportional to 327,870,300.16, 452,461,455.12 and 188,638,269.40

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Solution

The fourth proportional to 327,870,300.16, 452,461,455.12 and 188,638,269.40 is: 260,321,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,870,300.16 : 452,461,455.12 = 188,638,269.40 : x
  2. Step 2: Convert to fraction form
    327,870,300.16/452,461,455.12 = 188,638,269.40/x
  3. Step 3: Cross multiply
    327,870,300.16x = 452,461,455.12 × 188,638,269.40
  4. Step 4: Simplify right side
    327,870,300.16x = 85,351,545,864,042,576
  5. Step 5: Solve for x
    x = 85,351,545,864,042,576/327,870,300.16
  6. Step 6: Final answer
    x = 260,321,065.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.