Home / 145,497,972.33-200,757,228.53-83,606,353.47

Finding the Fourth Proportional to 145,497,972.33, 200,757,228.53 and 83,606,353.47

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Solution

The fourth proportional to 145,497,972.33, 200,757,228.53 and 83,606,353.47 is: 115,359,544.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,497,972.33 : 200,757,228.53 = 83,606,353.47 : x
  2. Step 2: Convert to fraction form
    145,497,972.33/200,757,228.53 = 83,606,353.47/x
  3. Step 3: Cross multiply
    145,497,972.33x = 200,757,228.53 × 83,606,353.47
  4. Step 4: Simplify right side
    145,497,972.33x = 16,784,579,809,718,716
  5. Step 5: Solve for x
    x = 16,784,579,809,718,716/145,497,972.33
  6. Step 6: Final answer
    x = 115,359,544.47

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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.