Home / 958,977,719.48-1,322,660,029.90-825,241,048.60

Finding the Fourth Proportional to 958,977,719.48, 1,322,660,029.90 and 825,241,048.60

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Solution

The fourth proportional to 958,977,719.48, 1,322,660,029.90 and 825,241,048.60 is: 1,138,205,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,977,719.48 : 1,322,660,029.90 = 825,241,048.60 : x
  2. Step 2: Convert to fraction form
    958,977,719.48/1,322,660,029.90 = 825,241,048.60/x
  3. Step 3: Cross multiply
    958,977,719.48x = 1,322,660,029.90 × 825,241,048.60
  4. Step 4: Simplify right side
    958,977,719.48x = 1,091,513,350,015,983,488
  5. Step 5: Solve for x
    x = 1,091,513,350,015,983,488/958,977,719.48
  6. Step 6: Final answer
    x = 1,138,205,119.73

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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.