Home / 15,536,788,321.55-21,440,727,556.43-8,670,112,953.35

Finding the Fourth Proportional to 15,536,788,321.55, 21,440,727,556.43 and 8,670,112,953.35

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Solution

The fourth proportional to 15,536,788,321.55, 21,440,727,556.43 and 8,670,112,953.35 is: 11,964,733,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536,788,321.55 : 21,440,727,556.43 = 8,670,112,953.35 : x
  2. Step 2: Convert to fraction form
    15,536,788,321.55/21,440,727,556.43 = 8,670,112,953.35/x
  3. Step 3: Cross multiply
    15,536,788,321.55x = 21,440,727,556.43 × 8,670,112,953.35
  4. Step 4: Simplify right side
    15,536,788,321.55x = 185,893,529,716,262,305,792
  5. Step 5: Solve for x
    x = 185,893,529,716,262,305,792/15,536,788,321.55
  6. Step 6: Final answer
    x = 11,964,733,371.47

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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.