Home / 13,606,007,342-18,776,289,977.96-7,347,758,126

Finding the Fourth Proportional to 13,606,007,342, 18,776,289,977.96 and 7,347,758,126

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Solution

The fourth proportional to 13,606,007,342, 18,776,289,977.96 and 7,347,758,126 is: 10,139,906,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606,007,342 : 18,776,289,977.96 = 7,347,758,126 : x
  2. Step 2: Convert to fraction form
    13,606,007,342/18,776,289,977.96 = 7,347,758,126/x
  3. Step 3: Cross multiply
    13,606,007,342x = 18,776,289,977.96 × 7,347,758,126
  4. Step 4: Simplify right side
    13,606,007,342x = 137,963,637,261,687,947,264
  5. Step 5: Solve for x
    x = 137,963,637,261,687,947,264/13,606,007,342
  6. Step 6: Final answer
    x = 10,139,906,130.71

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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.