Home / 920,295,863.22-1,270,039,630.99-544,274,783.67

Finding the Fourth Proportional to 920,295,863.22, 1,270,039,630.99 and 544,274,783.67

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Solution

The fourth proportional to 920,295,863.22, 1,270,039,630.99 and 544,274,783.67 is: 751,117,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,295,863.22 : 1,270,039,630.99 = 544,274,783.67 : x
  2. Step 2: Convert to fraction form
    920,295,863.22/1,270,039,630.99 = 544,274,783.67/x
  3. Step 3: Cross multiply
    920,295,863.22x = 1,270,039,630.99 × 544,274,783.67
  4. Step 4: Simplify right side
    920,295,863.22x = 691,250,545,400,337,152
  5. Step 5: Solve for x
    x = 691,250,545,400,337,152/920,295,863.22
  6. Step 6: Final answer
    x = 751,117,736.19

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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.