Home / 65,211,978,177.20-97,817,967,265.80-57,360,256,266.80

Finding the Fourth Proportional to 65,211,978,177.20, 97,817,967,265.80 and 57,360,256,266.80

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Solution

The fourth proportional to 65,211,978,177.20, 97,817,967,265.80 and 57,360,256,266.80 is: 86,040,384,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,211,978,177.20 : 97,817,967,265.80 = 57,360,256,266.80 : x
  2. Step 2: Convert to fraction form
    65,211,978,177.20/97,817,967,265.80 = 57,360,256,266.80/x
  3. Step 3: Cross multiply
    65,211,978,177.20x = 97,817,967,265.80 × 57,360,256,266.80
  4. Step 4: Simplify right side
    65,211,978,177.20x = 5,610,863,669,863,742,701,568
  5. Step 5: Solve for x
    x = 5,610,863,669,863,742,701,568/65,211,978,177.20
  6. Step 6: Final answer
    x = 86,040,384,400.20

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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.