Home / 153,377,391.80-230,066,087.70-72,755,823.80

Finding the Fourth Proportional to 153,377,391.80, 230,066,087.70 and 72,755,823.80

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Solution

The fourth proportional to 153,377,391.80, 230,066,087.70 and 72,755,823.80 is: 109,133,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,377,391.80 : 230,066,087.70 = 72,755,823.80 : x
  2. Step 2: Convert to fraction form
    153,377,391.80/230,066,087.70 = 72,755,823.80/x
  3. Step 3: Cross multiply
    153,377,391.80x = 230,066,087.70 × 72,755,823.80
  4. Step 4: Simplify right side
    153,377,391.80x = 16,738,647,739,056,546
  5. Step 5: Solve for x
    x = 16,738,647,739,056,546/153,377,391.80
  6. Step 6: Final answer
    x = 109,133,735.70

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1.5x scale

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.