Home / 190,442,696.67-262,813,800.96-106,829,361.81

Finding the Fourth Proportional to 190,442,696.67, 262,813,800.96 and 106,829,361.81

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Solution

The fourth proportional to 190,442,696.67, 262,813,800.96 and 106,829,361.81 is: 147,426,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,442,696.67 : 262,813,800.96 = 106,829,361.81 : x
  2. Step 2: Convert to fraction form
    190,442,696.67/262,813,800.96 = 106,829,361.81/x
  3. Step 3: Cross multiply
    190,442,696.67x = 262,813,800.96 × 106,829,361.81
  4. Step 4: Simplify right side
    190,442,696.67x = 28,076,230,631,417,168
  5. Step 5: Solve for x
    x = 28,076,230,631,417,168/190,442,696.67
  6. Step 6: Final answer
    x = 147,426,134.59

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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.