Home / 186,837,334.80-280,256,002.20-83,206,339.80

Finding the Fourth Proportional to 186,837,334.80, 280,256,002.20 and 83,206,339.80

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Solution

The fourth proportional to 186,837,334.80, 280,256,002.20 and 83,206,339.80 is: 124,809,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,837,334.80 : 280,256,002.20 = 83,206,339.80 : x
  2. Step 2: Convert to fraction form
    186,837,334.80/280,256,002.20 = 83,206,339.80/x
  3. Step 3: Cross multiply
    186,837,334.80x = 280,256,002.20 × 83,206,339.80
  4. Step 4: Simplify right side
    186,837,334.80x = 23,319,076,150,042,744
  5. Step 5: Solve for x
    x = 23,319,076,150,042,744/186,837,334.80
  6. Step 6: Final answer
    x = 124,809,509.70

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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.