Home / 100,123,828.52-150,209,176.50-31,033,021.16

Finding the Fourth Proportional to 100,123,828.52, 150,209,176.50 and 31,033,021.16

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Solution

The fourth proportional to 100,123,828.52, 150,209,176.50 and 31,033,021.16 is: 46,556,794.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,123,828.52 : 150,209,176.50 = 31,033,021.16 : x
  2. Step 2: Convert to fraction form
    100,123,828.52/150,209,176.50 = 31,033,021.16/x
  3. Step 3: Cross multiply
    100,123,828.52x = 150,209,176.50 × 31,033,021.16
  4. Step 4: Simplify right side
    100,123,828.52x = 4,661,444,552,750,675
  5. Step 5: Solve for x
    x = 4,661,444,552,750,675/100,123,828.52
  6. Step 6: Final answer
    x = 46,556,794.94

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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.