Home / 1,261,200,333.08-1,740,106,974.50-725,322,784.92

Finding the Fourth Proportional to 1,261,200,333.08, 1,740,106,974.50 and 725,322,784.92

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Solution

The fourth proportional to 1,261,200,333.08, 1,740,106,974.50 and 725,322,784.92 is: 1,000,744,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,200,333.08 : 1,740,106,974.50 = 725,322,784.92 : x
  2. Step 2: Convert to fraction form
    1,261,200,333.08/1,740,106,974.50 = 725,322,784.92/x
  3. Step 3: Cross multiply
    1,261,200,333.08x = 1,740,106,974.50 × 725,322,784.92
  4. Step 4: Simplify right side
    1,261,200,333.08x = 1,262,139,236,803,055,360
  5. Step 5: Solve for x
    x = 1,262,139,236,803,055,360/1,261,200,333.08
  6. Step 6: Final answer
    x = 1,000,744,452.49

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Half scale
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Double scale
Find fourth proportional to 1,261,200,334.08, 1,740,106,975.88 and 725,322,785.92
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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.