Home / 262,943,999.60-394,415,999.40-248,835,225.20

Finding the Fourth Proportional to 262,943,999.60, 394,415,999.40 and 248,835,225.20

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Solution

The fourth proportional to 262,943,999.60, 394,415,999.40 and 248,835,225.20 is: 373,252,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,943,999.60 : 394,415,999.40 = 248,835,225.20 : x
  2. Step 2: Convert to fraction form
    262,943,999.60/394,415,999.40 = 248,835,225.20/x
  3. Step 3: Cross multiply
    262,943,999.60x = 394,415,999.40 × 248,835,225.20
  4. Step 4: Simplify right side
    262,943,999.60x = 98,144,594,033,182,048
  5. Step 5: Solve for x
    x = 98,144,594,033,182,048/262,943,999.60
  6. Step 6: Final answer
    x = 373,252,837.80

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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.