Home / 129,082,748.00-178,129,667.73-70,344,214.52

Finding the Fourth Proportional to 129,082,748.00, 178,129,667.73 and 70,344,214.52

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Solution

The fourth proportional to 129,082,748.00, 178,129,667.73 and 70,344,214.52 is: 97,072,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,082,748.00 : 178,129,667.73 = 70,344,214.52 : x
  2. Step 2: Convert to fraction form
    129,082,748.00/178,129,667.73 = 70,344,214.52/x
  3. Step 3: Cross multiply
    129,082,748.00x = 178,129,667.73 × 70,344,214.52
  4. Step 4: Simplify right side
    129,082,748.00x = 12,530,391,558,548,584
  5. Step 5: Solve for x
    x = 12,530,391,558,548,584/129,082,748.00
  6. Step 6: Final answer
    x = 97,072,550.38

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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.