Home / 2,068,678,910.40-3,103,018,365.60-1,293,200,203.20

Finding the Fourth Proportional to 2,068,678,910.40, 3,103,018,365.60 and 1,293,200,203.20

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Solution

The fourth proportional to 2,068,678,910.40, 3,103,018,365.60 and 1,293,200,203.20 is: 1,939,800,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,678,910.40 : 3,103,018,365.60 = 1,293,200,203.20 : x
  2. Step 2: Convert to fraction form
    2,068,678,910.40/3,103,018,365.60 = 1,293,200,203.20/x
  3. Step 3: Cross multiply
    2,068,678,910.40x = 3,103,018,365.60 × 1,293,200,203.20
  4. Step 4: Simplify right side
    2,068,678,910.40x = 4,012,823,980,927,251,968
  5. Step 5: Solve for x
    x = 4,012,823,980,927,251,968/2,068,678,910.40
  6. Step 6: Final answer
    x = 1,939,800,304.80

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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.