Home / 1,181,952,000.30-1,772,928,000.45-445,020,480.30

Finding the Fourth Proportional to 1,181,952,000.30, 1,772,928,000.45 and 445,020,480.30

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Solution

The fourth proportional to 1,181,952,000.30, 1,772,928,000.45 and 445,020,480.30 is: 667,530,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,952,000.30 : 1,772,928,000.45 = 445,020,480.30 : x
  2. Step 2: Convert to fraction form
    1,181,952,000.30/1,772,928,000.45 = 445,020,480.30/x
  3. Step 3: Cross multiply
    1,181,952,000.30x = 1,772,928,000.45 × 445,020,480.30
  4. Step 4: Simplify right side
    1,181,952,000.30x = 788,989,270,297,577,600
  5. Step 5: Solve for x
    x = 788,989,270,297,577,600/1,181,952,000.30
  6. Step 6: Final answer
    x = 667,530,720.45

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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.