Home / 10,427,043,845.92-14,389,219,344.72-5,669,319,655.84

Finding the Fourth Proportional to 10,427,043,845.92, 14,389,219,344.72 and 5,669,319,655.84

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Solution

The fourth proportional to 10,427,043,845.92, 14,389,219,344.72 and 5,669,319,655.84 is: 7,823,606,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,043,845.92 : 14,389,219,344.72 = 5,669,319,655.84 : x
  2. Step 2: Convert to fraction form
    10,427,043,845.92/14,389,219,344.72 = 5,669,319,655.84/x
  3. Step 3: Cross multiply
    10,427,043,845.92x = 14,389,219,344.72 × 5,669,319,655.84
  4. Step 4: Simplify right side
    10,427,043,845.92x = 81,577,084,063,214,256,128
  5. Step 5: Solve for x
    x = 81,577,084,063,214,256,128/10,427,043,845.92
  6. Step 6: Final answer
    x = 7,823,606,121.61

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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.