Home / 347,115,611.71-479,033,355-190,488,323.89

Finding the Fourth Proportional to 347,115,611.71, 479,033,355 and 190,488,323.89

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Solution

The fourth proportional to 347,115,611.71, 479,033,355 and 190,488,323.89 is: 262,881,466.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,115,611.71 : 479,033,355 = 190,488,323.89 : x
  2. Step 2: Convert to fraction form
    347,115,611.71/479,033,355 = 190,488,323.89/x
  3. Step 3: Cross multiply
    347,115,611.71x = 479,033,355 × 190,488,323.89
  4. Step 4: Simplify right side
    347,115,611.71x = 91,250,260,881,353,344
  5. Step 5: Solve for x
    x = 91,250,260,881,353,344/347,115,611.71
  6. Step 6: Final answer
    x = 262,881,466.01

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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.