Home / 13,110,012,077.70-19,665,018,116.55-12,892,333,844.10

Finding the Fourth Proportional to 13,110,012,077.70, 19,665,018,116.55 and 12,892,333,844.10

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Solution

The fourth proportional to 13,110,012,077.70, 19,665,018,116.55 and 12,892,333,844.10 is: 19,338,500,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,012,077.70 : 19,665,018,116.55 = 12,892,333,844.10 : x
  2. Step 2: Convert to fraction form
    13,110,012,077.70/19,665,018,116.55 = 12,892,333,844.10/x
  3. Step 3: Cross multiply
    13,110,012,077.70x = 19,665,018,116.55 × 12,892,333,844.10
  4. Step 4: Simplify right side
    13,110,012,077.70x = 253,527,978,608,837,197,824
  5. Step 5: Solve for x
    x = 253,527,978,608,837,197,824/13,110,012,077.70
  6. Step 6: Final answer
    x = 19,338,500,766.15

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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.