Home / 144,821,382.80-217,064,112.60-58,503,117.20

Finding the Fourth Proportional to 144,821,382.80, 217,064,112.60 and 58,503,117.20

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Solution

The fourth proportional to 144,821,382.80, 217,064,112.60 and 58,503,117.20 is: 87,686,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,821,382.80 : 217,064,112.60 = 58,503,117.20 : x
  2. Step 2: Convert to fraction form
    144,821,382.80/217,064,112.60 = 58,503,117.20/x
  3. Step 3: Cross multiply
    144,821,382.80x = 217,064,112.60 × 58,503,117.20
  4. Step 4: Simplify right side
    144,821,382.80x = 12,698,927,219,351,798
  5. Step 5: Solve for x
    x = 12,698,927,219,351,798/144,821,382.80
  6. Step 6: Final answer
    x = 87,686,824.79

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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.