Home / 430,728,192,005.10-646,092,288,007.65-430,728,192,005.10

Finding the Fourth Proportional to 430,728,192,005.10, 646,092,288,007.65 and 430,728,192,005.10

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Solution

The fourth proportional to 430,728,192,005.10, 646,092,288,007.65 and 430,728,192,005.10 is: 646,092,288,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,728,192,005.10 : 646,092,288,007.65 = 430,728,192,005.10 : x
  2. Step 2: Convert to fraction form
    430,728,192,005.10/646,092,288,007.65 = 430,728,192,005.10/x
  3. Step 3: Cross multiply
    430,728,192,005.10x = 646,092,288,007.65 × 430,728,192,005.10
  4. Step 4: Simplify right side
    430,728,192,005.10x = 278,290,163,081,973,419,999,232
  5. Step 5: Solve for x
    x = 278,290,163,081,973,419,999,232/430,728,192,005.10
  6. Step 6: Final answer
    x = 646,092,288,007.65

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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.