Home / 541,534,619,288.55-747,307,720,985.61-297,658,874,629.02

Finding the Fourth Proportional to 541,534,619,288.55, 747,307,720,985.61 and 297,658,874,629.02

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Solution

The fourth proportional to 541,534,619,288.55, 747,307,720,985.61 and 297,658,874,629.02 is: 410,763,720,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,534,619,288.55 : 747,307,720,985.61 = 297,658,874,629.02 : x
  2. Step 2: Convert to fraction form
    541,534,619,288.55/747,307,720,985.61 = 297,658,874,629.02/x
  3. Step 3: Cross multiply
    541,534,619,288.55x = 747,307,720,985.61 × 297,658,874,629.02
  4. Step 4: Simplify right side
    541,534,619,288.55x = 222,442,775,230,154,339,778,560
  5. Step 5: Solve for x
    x = 222,442,775,230,154,339,778,560/541,534,619,288.55
  6. Step 6: Final answer
    x = 410,763,720,927.75

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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.