Home / 258,355,358,709.20-356,529,151,935.22-142,611,105,898.95

Finding the Fourth Proportional to 258,355,358,709.20, 356,529,151,935.22 and 142,611,105,898.95

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Solution

The fourth proportional to 258,355,358,709.20, 356,529,151,935.22 and 142,611,105,898.95 is: 196,802,639,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,355,358,709.20 : 356,529,151,935.22 = 142,611,105,898.95 : x
  2. Step 2: Convert to fraction form
    258,355,358,709.20/356,529,151,935.22 = 142,611,105,898.95/x
  3. Step 3: Cross multiply
    258,355,358,709.20x = 356,529,151,935.22 × 142,611,105,898.95
  4. Step 4: Simplify right side
    258,355,358,709.20x = 50,845,016,642,696,494,710,784
  5. Step 5: Solve for x
    x = 50,845,016,642,696,494,710,784/258,355,358,709.20
  6. Step 6: Final answer
    x = 196,802,639,963.54

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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.