Home / 124,821,242.80-186,866,910.60-88,989,434.80

Finding the Fourth Proportional to 124,821,242.80, 186,866,910.60 and 88,989,434.80

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Solution

The fourth proportional to 124,821,242.80, 186,866,910.60 and 88,989,434.80 is: 133,223,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,821,242.80 : 186,866,910.60 = 88,989,434.80 : x
  2. Step 2: Convert to fraction form
    124,821,242.80/186,866,910.60 = 88,989,434.80/x
  3. Step 3: Cross multiply
    124,821,242.80x = 186,866,910.60 × 88,989,434.80
  4. Step 4: Simplify right side
    124,821,242.80x = 16,629,180,757,116,128
  5. Step 5: Solve for x
    x = 16,629,180,757,116,128/124,821,242.80
  6. Step 6: Final answer
    x = 133,223,964.00

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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.