Home / 10,968,954,038.06-15,141,790,791.18-7,405,488,015.17

Finding the Fourth Proportional to 10,968,954,038.06, 15,141,790,791.18 and 7,405,488,015.17

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Solution

The fourth proportional to 10,968,954,038.06, 15,141,790,791.18 and 7,405,488,015.17 is: 10,222,702,168.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968,954,038.06 : 15,141,790,791.18 = 7,405,488,015.17 : x
  2. Step 2: Convert to fraction form
    10,968,954,038.06/15,141,790,791.18 = 7,405,488,015.17/x
  3. Step 3: Cross multiply
    10,968,954,038.06x = 15,141,790,791.18 × 7,405,488,015.17
  4. Step 4: Simplify right side
    10,968,954,038.06x = 112,132,350,232,219,254,784
  5. Step 5: Solve for x
    x = 112,132,350,232,219,254,784/10,968,954,038.06
  6. Step 6: Final answer
    x = 10,222,702,168.61

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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.