Home / 405,770,845,419.35-559,974,701,808.49-238,735,634,867.60

Finding the Fourth Proportional to 405,770,845,419.35, 559,974,701,808.49 and 238,735,634,867.60

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Solution

The fourth proportional to 405,770,845,419.35, 559,974,701,808.49 and 238,735,634,867.60 is: 329,461,609,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,770,845,419.35 : 559,974,701,808.49 = 238,735,634,867.60 : x
  2. Step 2: Convert to fraction form
    405,770,845,419.35/559,974,701,808.49 = 238,735,634,867.60/x
  3. Step 3: Cross multiply
    405,770,845,419.35x = 559,974,701,808.49 × 238,735,634,867.60
  4. Step 4: Simplify right side
    405,770,845,419.35x = 133,685,915,946,044,859,875,328
  5. Step 5: Solve for x
    x = 133,685,915,946,044,859,875,328/405,770,845,419.35
  6. Step 6: Final answer
    x = 329,461,609,810.55

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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.