Home / 258,355,358,700.48-356,529,151,923.26-142,611,105,890.26

Finding the Fourth Proportional to 258,355,358,700.48, 356,529,151,923.26 and 142,611,105,890.26

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Solution

The fourth proportional to 258,355,358,700.48, 356,529,151,923.26 and 142,611,105,890.26 is: 196,802,639,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,355,358,700.48 : 356,529,151,923.26 = 142,611,105,890.26 : x
  2. Step 2: Convert to fraction form
    258,355,358,700.48/356,529,151,923.26 = 142,611,105,890.26/x
  3. Step 3: Cross multiply
    258,355,358,700.48x = 356,529,151,923.26 × 142,611,105,890.26
  4. Step 4: Simplify right side
    258,355,358,700.48x = 50,845,016,637,892,632,510,464
  5. Step 5: Solve for x
    x = 50,845,016,637,892,632,510,464/258,355,358,700.48
  6. Step 6: Final answer
    x = 196,802,639,951.58

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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.