Home / 145,497,969.33-200,757,224.39-83,606,350.47

Finding the Fourth Proportional to 145,497,969.33, 200,757,224.39 and 83,606,350.47

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Solution

The fourth proportional to 145,497,969.33, 200,757,224.39 and 83,606,350.47 is: 115,359,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,497,969.33 : 200,757,224.39 = 83,606,350.47 : x
  2. Step 2: Convert to fraction form
    145,497,969.33/200,757,224.39 = 83,606,350.47/x
  3. Step 3: Cross multiply
    145,497,969.33x = 200,757,224.39 × 83,606,350.47
  4. Step 4: Simplify right side
    145,497,969.33x = 16,784,578,861,316,740
  5. Step 5: Solve for x
    x = 16,784,578,861,316,740/145,497,969.33
  6. Step 6: Final answer
    x = 115,359,540.33

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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.