Home / 1,615,208,840.40-2,422,813,260.60-580,229,461.20

Finding the Fourth Proportional to 1,615,208,840.40, 2,422,813,260.60 and 580,229,461.20

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Solution

The fourth proportional to 1,615,208,840.40, 2,422,813,260.60 and 580,229,461.20 is: 870,344,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,208,840.40 : 2,422,813,260.60 = 580,229,461.20 : x
  2. Step 2: Convert to fraction form
    1,615,208,840.40/2,422,813,260.60 = 580,229,461.20/x
  3. Step 3: Cross multiply
    1,615,208,840.40x = 2,422,813,260.60 × 580,229,461.20
  4. Step 4: Simplify right side
    1,615,208,840.40x = 1,405,787,632,786,153,216
  5. Step 5: Solve for x
    x = 1,405,787,632,786,153,216/1,615,208,840.40
  6. Step 6: Final answer
    x = 870,344,191.80

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Double scale
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Similar ratio
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1.5x scale

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.