Home / 2,205,662,691.20-3,308,494,036.80-2,190,357,190.40

Finding the Fourth Proportional to 2,205,662,691.20, 3,308,494,036.80 and 2,190,357,190.40

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Solution

The fourth proportional to 2,205,662,691.20, 3,308,494,036.80 and 2,190,357,190.40 is: 3,285,535,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,662,691.20 : 3,308,494,036.80 = 2,190,357,190.40 : x
  2. Step 2: Convert to fraction form
    2,205,662,691.20/3,308,494,036.80 = 2,190,357,190.40/x
  3. Step 3: Cross multiply
    2,205,662,691.20x = 3,308,494,036.80 × 2,190,357,190.40
  4. Step 4: Simplify right side
    2,205,662,691.20x = 7,246,783,702,900,403,200
  5. Step 5: Solve for x
    x = 7,246,783,702,900,403,200/2,205,662,691.20
  6. Step 6: Final answer
    x = 3,285,535,785.60

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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.