Home / 9,404,305,014,474.60-12,978,343,155,777-5,237,547,693,163.20

Finding the Fourth Proportional to 9,404,305,014,474.60, 12,978,343,155,777 and 5,237,547,693,163.20

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Solution

The fourth proportional to 9,404,305,014,474.60, 12,978,343,155,777 and 5,237,547,693,163.20 is: 7,228,039,834,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,404,305,014,474.60 : 12,978,343,155,777 = 5,237,547,693,163.20 : x
  2. Step 2: Convert to fraction form
    9,404,305,014,474.60/12,978,343,155,777 = 5,237,547,693,163.20/x
  3. Step 3: Cross multiply
    9,404,305,014,474.60x = 12,978,343,155,777 × 5,237,547,693,163.20
  4. Step 4: Simplify right side
    9,404,305,014,474.60x = 67,974,691,256,620,237,281,296,384
  5. Step 5: Solve for x
    x = 67,974,691,256,620,237,281,296,384/9,404,305,014,474.60
  6. Step 6: Final answer
    x = 7,228,039,834,096.97

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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.