Home / 14,920,193,384.72-20,599,159,087.56-9,497,788,511.60

Finding the Fourth Proportional to 14,920,193,384.72, 20,599,159,087.56 and 9,497,788,511.60

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Solution

The fourth proportional to 14,920,193,384.72, 20,599,159,087.56 and 9,497,788,511.60 is: 13,112,863,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920,193,384.72 : 20,599,159,087.56 = 9,497,788,511.60 : x
  2. Step 2: Convert to fraction form
    14,920,193,384.72/20,599,159,087.56 = 9,497,788,511.60/x
  3. Step 3: Cross multiply
    14,920,193,384.72x = 20,599,159,087.56 × 9,497,788,511.60
  4. Step 4: Simplify right side
    14,920,193,384.72x = 195,646,456,530,448,121,856
  5. Step 5: Solve for x
    x = 195,646,456,530,448,121,856/14,920,193,384.72
  6. Step 6: Final answer
    x = 13,112,863,317.90

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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.