Home / 122,499,037.96-169,052,499.84-70,297,622.44

Finding the Fourth Proportional to 122,499,037.96, 169,052,499.84 and 70,297,622.44

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Solution

The fourth proportional to 122,499,037.96, 169,052,499.84 and 70,297,622.44 is: 97,012,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,499,037.96 : 169,052,499.84 = 70,297,622.44 : x
  2. Step 2: Convert to fraction form
    122,499,037.96/169,052,499.84 = 70,297,622.44/x
  3. Step 3: Cross multiply
    122,499,037.96x = 169,052,499.84 × 70,297,622.44
  4. Step 4: Simplify right side
    122,499,037.96x = 11,883,988,806,290,480
  5. Step 5: Solve for x
    x = 11,883,988,806,290,480/122,499,037.96
  6. Step 6: Final answer
    x = 97,012,915.40

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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.