Home / 209,817,792.33-289,549,453.60-114,450,379.35

Finding the Fourth Proportional to 209,817,792.33, 289,549,453.60 and 114,450,379.35

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Solution

The fourth proportional to 209,817,792.33, 289,549,453.60 and 114,450,379.35 is: 157,942,014.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,817,792.33 : 289,549,453.60 = 114,450,379.35 : x
  2. Step 2: Convert to fraction form
    209,817,792.33/289,549,453.60 = 114,450,379.35/x
  3. Step 3: Cross multiply
    209,817,792.33x = 289,549,453.60 × 114,450,379.35
  4. Step 4: Simplify right side
    209,817,792.33x = 33,139,044,805,105,224
  5. Step 5: Solve for x
    x = 33,139,044,805,105,224/209,817,792.33
  6. Step 6: Final answer
    x = 157,942,014.53

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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.