Home / 2,018,845,500.30-3,028,268,250.45-930,454,332.30

Finding the Fourth Proportional to 2,018,845,500.30, 3,028,268,250.45 and 930,454,332.30

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Solution

The fourth proportional to 2,018,845,500.30, 3,028,268,250.45 and 930,454,332.30 is: 1,395,681,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,845,500.30 : 3,028,268,250.45 = 930,454,332.30 : x
  2. Step 2: Convert to fraction form
    2,018,845,500.30/3,028,268,250.45 = 930,454,332.30/x
  3. Step 3: Cross multiply
    2,018,845,500.30x = 3,028,268,250.45 × 930,454,332.30
  4. Step 4: Simplify right side
    2,018,845,500.30x = 2,817,665,312,997,743,616
  5. Step 5: Solve for x
    x = 2,817,665,312,997,743,616/2,018,845,500.30
  6. Step 6: Final answer
    x = 1,395,681,498.45

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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.