Home / 145,497,968.08-200,757,222.66-83,606,349.22

Finding the Fourth Proportional to 145,497,968.08, 200,757,222.66 and 83,606,349.22

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Solution

The fourth proportional to 145,497,968.08, 200,757,222.66 and 83,606,349.22 is: 115,359,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,497,968.08 : 200,757,222.66 = 83,606,349.22 : x
  2. Step 2: Convert to fraction form
    145,497,968.08/200,757,222.66 = 83,606,349.22/x
  3. Step 3: Cross multiply
    145,497,968.08x = 200,757,222.66 × 83,606,349.22
  4. Step 4: Simplify right side
    145,497,968.08x = 16,784,578,466,149,256
  5. Step 5: Solve for x
    x = 16,784,578,466,149,256/145,497,968.08
  6. Step 6: Final answer
    x = 115,359,538.61

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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.