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Finding the Fourth Proportional to 293,361,264,007.20, 440,041,896,010.80 and 293,361,264,007.20

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Solution

The fourth proportional to 293,361,264,007.20, 440,041,896,010.80 and 293,361,264,007.20 is: 440,041,896,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,361,264,007.20 : 440,041,896,010.80 = 293,361,264,007.20 : x
  2. Step 2: Convert to fraction form
    293,361,264,007.20/440,041,896,010.80 = 293,361,264,007.20/x
  3. Step 3: Cross multiply
    293,361,264,007.20x = 440,041,896,010.80 × 293,361,264,007.20
  4. Step 4: Simplify right side
    293,361,264,007.20x = 129,091,246,829,853,147,660,288
  5. Step 5: Solve for x
    x = 129,091,246,829,853,147,660,288/293,361,264,007.20
  6. Step 6: Final answer
    x = 440,041,896,010.80

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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.