Home / 413,282,493,889.80-570,329,836,935.03-223,188,173,953.79

Finding the Fourth Proportional to 413,282,493,889.80, 570,329,836,935.03 and 223,188,173,953.79

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Solution

The fourth proportional to 413,282,493,889.80, 570,329,836,935.03 and 223,188,173,953.79 is: 307,999,677,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,282,493,889.80 : 570,329,836,935.03 = 223,188,173,953.79 : x
  2. Step 2: Convert to fraction form
    413,282,493,889.80/570,329,836,935.03 = 223,188,173,953.79/x
  3. Step 3: Cross multiply
    413,282,493,889.80x = 570,329,836,935.03 × 223,188,173,953.79
  4. Step 4: Simplify right side
    413,282,493,889.80x = 127,290,874,856,892,174,172,160
  5. Step 5: Solve for x
    x = 127,290,874,856,892,174,172,160/413,282,493,889.80
  6. Step 6: Final answer
    x = 307,999,677,554.29

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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.