Home / 11,905,649,139.60-16,429,665,431.16-6,553,095,060.24

Finding the Fourth Proportional to 11,905,649,139.60, 16,429,665,431.16 and 6,553,095,060.24

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Solution

The fourth proportional to 11,905,649,139.60, 16,429,665,431.16 and 6,553,095,060.24 is: 9,043,199,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905,649,139.60 : 16,429,665,431.16 = 6,553,095,060.24 : x
  2. Step 2: Convert to fraction form
    11,905,649,139.60/16,429,665,431.16 = 6,553,095,060.24/x
  3. Step 3: Cross multiply
    11,905,649,139.60x = 16,429,665,431.16 × 6,553,095,060.24
  4. Step 4: Simplify right side
    11,905,649,139.60x = 107,665,159,378,330,484,736
  5. Step 5: Solve for x
    x = 107,665,159,378,330,484,736/11,905,649,139.60
  6. Step 6: Final answer
    x = 9,043,199,418.69

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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.