Home / 30,613,517,014.09-42,246,653,128.46-16,532,456,278.09

Finding the Fourth Proportional to 30,613,517,014.09, 42,246,653,128.46 and 16,532,456,278.09

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Solution

The fourth proportional to 30,613,517,014.09, 42,246,653,128.46 and 16,532,456,278.09 is: 22,814,789,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,613,517,014.09 : 42,246,653,128.46 = 16,532,456,278.09 : x
  2. Step 2: Convert to fraction form
    30,613,517,014.09/42,246,653,128.46 = 16,532,456,278.09/x
  3. Step 3: Cross multiply
    30,613,517,014.09x = 42,246,653,128.46 × 16,532,456,278.09
  4. Step 4: Simplify right side
    30,613,517,014.09x = 698,440,945,741,899,104,256
  5. Step 5: Solve for x
    x = 698,440,945,741,899,104,256/30,613,517,014.09
  6. Step 6: Final answer
    x = 22,814,789,474.22

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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.