Home / 90,325,297.32-124,621,448.58-51,160,851.24

Finding the Fourth Proportional to 90,325,297.32, 124,621,448.58 and 51,160,851.24

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Solution

The fourth proportional to 90,325,297.32, 124,621,448.58 and 51,160,851.24 is: 70,586,420.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,325,297.32 : 124,621,448.58 = 51,160,851.24 : x
  2. Step 2: Convert to fraction form
    90,325,297.32/124,621,448.58 = 51,160,851.24/x
  3. Step 3: Cross multiply
    90,325,297.32x = 124,621,448.58 × 51,160,851.24
  4. Step 4: Simplify right side
    90,325,297.32x = 6,375,739,392,114,689
  5. Step 5: Solve for x
    x = 6,375,739,392,114,689/90,325,297.32
  6. Step 6: Final answer
    x = 70,586,420.21

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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.