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Finding the Fourth Proportional to 74,372,872,593.30, 111,559,308,889.95 and 74,372,872,593.30

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Solution

The fourth proportional to 74,372,872,593.30, 111,559,308,889.95 and 74,372,872,593.30 is: 111,559,308,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,372,872,593.30 : 111,559,308,889.95 = 74,372,872,593.30 : x
  2. Step 2: Convert to fraction form
    74,372,872,593.30/111,559,308,889.95 = 74,372,872,593.30/x
  3. Step 3: Cross multiply
    74,372,872,593.30x = 111,559,308,889.95 × 74,372,872,593.30
  4. Step 4: Simplify right side
    74,372,872,593.30x = 8,296,986,266,668,851,265,536
  5. Step 5: Solve for x
    x = 8,296,986,266,668,851,265,536/74,372,872,593.30
  6. Step 6: Final answer
    x = 111,559,308,889.95

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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.