Home / 2,018,845,498.80-3,028,268,248.20-930,454,330.80

Finding the Fourth Proportional to 2,018,845,498.80, 3,028,268,248.20 and 930,454,330.80

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Solution

The fourth proportional to 2,018,845,498.80, 3,028,268,248.20 and 930,454,330.80 is: 1,395,681,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,845,498.80 : 3,028,268,248.20 = 930,454,330.80 : x
  2. Step 2: Convert to fraction form
    2,018,845,498.80/3,028,268,248.20 = 930,454,330.80/x
  3. Step 3: Cross multiply
    2,018,845,498.80x = 3,028,268,248.20 × 930,454,330.80
  4. Step 4: Simplify right side
    2,018,845,498.80x = 2,817,665,306,361,819,136
  5. Step 5: Solve for x
    x = 2,817,665,306,361,819,136/2,018,845,498.80
  6. Step 6: Final answer
    x = 1,395,681,496.20

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Double scale
Find fourth proportional to 2,018,845,499.80, 3,028,268,249.70 and 930,454,331.80
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.