Home / 86,435,225.69-119,279,743.43-47,277,767.07

Finding the Fourth Proportional to 86,435,225.69, 119,279,743.43 and 47,277,767.07

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Solution

The fourth proportional to 86,435,225.69, 119,279,743.43 and 47,277,767.07 is: 65,242,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,435,225.69 : 119,279,743.43 = 47,277,767.07 : x
  2. Step 2: Convert to fraction form
    86,435,225.69/119,279,743.43 = 47,277,767.07/x
  3. Step 3: Cross multiply
    86,435,225.69x = 119,279,743.43 × 47,277,767.07
  4. Step 4: Simplify right side
    86,435,225.69x = 5,639,279,925,816,514
  5. Step 5: Solve for x
    x = 5,639,279,925,816,514/86,435,225.69
  6. Step 6: Final answer
    x = 65,242,843.77

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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.