Home / 122,499,021.98-169,052,477.74-70,297,606.46

Finding the Fourth Proportional to 122,499,021.98, 169,052,477.74 and 70,297,606.46

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Solution

The fourth proportional to 122,499,021.98, 169,052,477.74 and 70,297,606.46 is: 97,012,893.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,499,021.98 : 169,052,477.74 = 70,297,606.46 : x
  2. Step 2: Convert to fraction form
    122,499,021.98/169,052,477.74 = 70,297,606.46/x
  3. Step 3: Cross multiply
    122,499,021.98x = 169,052,477.74 × 70,297,606.46
  4. Step 4: Simplify right side
    122,499,021.98x = 11,883,984,550,233,424
  5. Step 5: Solve for x
    x = 11,883,984,550,233,424/122,499,021.98
  6. Step 6: Final answer
    x = 97,012,893.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.