Home / 2,005,689,975.60-3,008,534,963.40-1,661,032,772.40

Finding the Fourth Proportional to 2,005,689,975.60, 3,008,534,963.40 and 1,661,032,772.40

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Solution

The fourth proportional to 2,005,689,975.60, 3,008,534,963.40 and 1,661,032,772.40 is: 2,491,549,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,689,975.60 : 3,008,534,963.40 = 1,661,032,772.40 : x
  2. Step 2: Convert to fraction form
    2,005,689,975.60/3,008,534,963.40 = 1,661,032,772.40/x
  3. Step 3: Cross multiply
    2,005,689,975.60x = 3,008,534,963.40 × 1,661,032,772.40
  4. Step 4: Simplify right side
    2,005,689,975.60x = 4,997,275,171,118,635,008
  5. Step 5: Solve for x
    x = 4,997,275,171,118,635,008/2,005,689,975.60
  6. Step 6: Final answer
    x = 2,491,549,158.60

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Double scale
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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.