Home / 10,509,530,650.88-14,425,898,141.36-9,293,455,074.56

Finding the Fourth Proportional to 10,509,530,650.88, 14,425,898,141.36 and 9,293,455,074.56

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Solution

The fourth proportional to 10,509,530,650.88, 14,425,898,141.36 and 9,293,455,074.56 is: 12,756,653,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,530,650.88 : 14,425,898,141.36 = 9,293,455,074.56 : x
  2. Step 2: Convert to fraction form
    10,509,530,650.88/14,425,898,141.36 = 9,293,455,074.56/x
  3. Step 3: Cross multiply
    10,509,530,650.88x = 14,425,898,141.36 × 9,293,455,074.56
  4. Step 4: Simplify right side
    10,509,530,650.88x = 134,066,436,286,907,760,640
  5. Step 5: Solve for x
    x = 134,066,436,286,907,760,640/10,509,530,650.88
  6. Step 6: Final answer
    x = 12,756,653,055.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.