Home / 348,116,637.40-481,089,944.04-285,293,668.12

Finding the Fourth Proportional to 348,116,637.40, 481,089,944.04 and 285,293,668.12

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Solution

The fourth proportional to 348,116,637.40, 481,089,944.04 and 285,293,668.12 is: 394,269,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,116,637.40 : 481,089,944.04 = 285,293,668.12 : x
  2. Step 2: Convert to fraction form
    348,116,637.40/481,089,944.04 = 285,293,668.12/x
  3. Step 3: Cross multiply
    348,116,637.40x = 481,089,944.04 × 285,293,668.12
  4. Step 4: Simplify right side
    348,116,637.40x = 137,251,914,830,817,136
  5. Step 5: Solve for x
    x = 137,251,914,830,817,136/348,116,637.40
  6. Step 6: Final answer
    x = 394,269,908.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.