Home / 122,499,030.96-169,052,490.18-70,297,615.44

Finding the Fourth Proportional to 122,499,030.96, 169,052,490.18 and 70,297,615.44

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Solution

The fourth proportional to 122,499,030.96, 169,052,490.18 and 70,297,615.44 is: 97,012,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,499,030.96 : 169,052,490.18 = 70,297,615.44 : x
  2. Step 2: Convert to fraction form
    122,499,030.96/169,052,490.18 = 70,297,615.44/x
  3. Step 3: Cross multiply
    122,499,030.96x = 169,052,490.18 × 70,297,615.44
  4. Step 4: Simplify right side
    122,499,030.96x = 11,883,986,943,848,016
  5. Step 5: Solve for x
    x = 11,883,986,943,848,016/122,499,030.96
  6. Step 6: Final answer
    x = 97,012,905.74

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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.