Home / 11,687,684,932.45-16,128,573,095.37-6,335,130,367.50

Finding the Fourth Proportional to 11,687,684,932.45, 16,128,573,095.37 and 6,335,130,367.50

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Solution

The fourth proportional to 11,687,684,932.45, 16,128,573,095.37 and 6,335,130,367.50 is: 8,742,245,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687,684,932.45 : 16,128,573,095.37 = 6,335,130,367.50 : x
  2. Step 2: Convert to fraction form
    11,687,684,932.45/16,128,573,095.37 = 6,335,130,367.50/x
  3. Step 3: Cross multiply
    11,687,684,932.45x = 16,128,573,095.37 × 6,335,130,367.50
  4. Step 4: Simplify right side
    11,687,684,932.45x = 102,176,613,200,921,968,640
  5. Step 5: Solve for x
    x = 102,176,613,200,921,968,640/11,687,684,932.45
  6. Step 6: Final answer
    x = 8,742,245,687.79

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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.