Home / 96,855,786.48-145,284,204.60-28,699,068.72

Finding the Fourth Proportional to 96,855,786.48, 145,284,204.60 and 28,699,068.72

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Solution

The fourth proportional to 96,855,786.48, 145,284,204.60 and 28,699,068.72 is: 43,048,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,855,786.48 : 145,284,204.60 = 28,699,068.72 : x
  2. Step 2: Convert to fraction form
    96,855,786.48/145,284,204.60 = 28,699,068.72/x
  3. Step 3: Cross multiply
    96,855,786.48x = 145,284,204.60 × 28,699,068.72
  4. Step 4: Simplify right side
    96,855,786.48x = 4,169,521,371,745,940
  5. Step 5: Solve for x
    x = 4,169,521,371,745,940/96,855,786.48
  6. Step 6: Final answer
    x = 43,048,758.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.