Home / 14,419,501,496.64-19,898,648,690.40-7,989,298,022.88

Finding the Fourth Proportional to 14,419,501,496.64, 19,898,648,690.40 and 7,989,298,022.88

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Solution

The fourth proportional to 14,419,501,496.64, 19,898,648,690.40 and 7,989,298,022.88 is: 11,025,085,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419,501,496.64 : 19,898,648,690.40 = 7,989,298,022.88 : x
  2. Step 2: Convert to fraction form
    14,419,501,496.64/19,898,648,690.40 = 7,989,298,022.88/x
  3. Step 3: Cross multiply
    14,419,501,496.64x = 19,898,648,690.40 × 7,989,298,022.88
  4. Step 4: Simplify right side
    14,419,501,496.64x = 158,976,234,640,196,435,968
  5. Step 5: Solve for x
    x = 158,976,234,640,196,435,968/14,419,501,496.64
  6. Step 6: Final answer
    x = 11,025,085,345.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.