Home / 339,569,333.07-468,607,646.64-190,889,152.49

Finding the Fourth Proportional to 339,569,333.07, 468,607,646.64 and 190,889,152.49

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Solution

The fourth proportional to 339,569,333.07, 468,607,646.64 and 190,889,152.49 is: 263,428,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,569,333.07 : 468,607,646.64 = 190,889,152.49 : x
  2. Step 2: Convert to fraction form
    339,569,333.07/468,607,646.64 = 190,889,152.49/x
  3. Step 3: Cross multiply
    339,569,333.07x = 468,607,646.64 × 190,889,152.49
  4. Step 4: Simplify right side
    339,569,333.07x = 89,452,116,515,099,968
  5. Step 5: Solve for x
    x = 89,452,116,515,099,968/339,569,333.07
  6. Step 6: Final answer
    x = 263,428,136.18

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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.