Home / 112,341,803.70-168,512,705.55-31,562,771.70

Finding the Fourth Proportional to 112,341,803.70, 168,512,705.55 and 31,562,771.70

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Solution

The fourth proportional to 112,341,803.70, 168,512,705.55 and 31,562,771.70 is: 47,344,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,341,803.70 : 168,512,705.55 = 31,562,771.70 : x
  2. Step 2: Convert to fraction form
    112,341,803.70/168,512,705.55 = 31,562,771.70/x
  3. Step 3: Cross multiply
    112,341,803.70x = 168,512,705.55 × 31,562,771.70
  4. Step 4: Simplify right side
    112,341,803.70x = 5,318,728,053,823,973
  5. Step 5: Solve for x
    x = 5,318,728,053,823,973/112,341,803.70
  6. Step 6: Final answer
    x = 47,344,157.55

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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.