Home / 957,719,704.59-1,321,652,607.75-517,686,556.59

Finding the Fourth Proportional to 957,719,704.59, 1,321,652,607.75 and 517,686,556.59

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Solution

The fourth proportional to 957,719,704.59, 1,321,652,607.75 and 517,686,556.59 is: 714,407,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,719,704.59 : 1,321,652,607.75 = 517,686,556.59 : x
  2. Step 2: Convert to fraction form
    957,719,704.59/1,321,652,607.75 = 517,686,556.59/x
  3. Step 3: Cross multiply
    957,719,704.59x = 1,321,652,607.75 × 517,686,556.59
  4. Step 4: Simplify right side
    957,719,704.59x = 684,201,787,514,291,456
  5. Step 5: Solve for x
    x = 684,201,787,514,291,456/957,719,704.59
  6. Step 6: Final answer
    x = 714,407,132.10

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1.5x scale

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.