Home / 196,320,531,738.96-294,565,839,050.98-105,455,923,305.48

Finding the Fourth Proportional to 196,320,531,738.96, 294,565,839,050.98 and 105,455,923,305.48

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Solution

The fourth proportional to 196,320,531,738.96, 294,565,839,050.98 and 105,455,923,305.48 is: 158,229,565,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,320,531,738.96 : 294,565,839,050.98 = 105,455,923,305.48 : x
  2. Step 2: Convert to fraction form
    196,320,531,738.96/294,565,839,050.98 = 105,455,923,305.48/x
  3. Step 3: Cross multiply
    196,320,531,738.96x = 294,565,839,050.98 × 105,455,923,305.48
  4. Step 4: Simplify right side
    196,320,531,738.96x = 31,063,712,531,374,510,440,448
  5. Step 5: Solve for x
    x = 31,063,712,531,374,510,440,448/196,320,531,738.96
  6. Step 6: Final answer
    x = 158,229,565,986.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.