Finding the Fourth Proportional to 7,966,256,840.67, 10,994,873,834.30 and 4,751,373,139.23
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Solution
The fourth proportional to 7,966,256,840.67, 10,994,873,834.30 and 4,751,373,139.23 is: 6,557,753,440.59
Step by Step Solution
- Step 1: Write the proportion equation
7,966,256,840.67 : 10,994,873,834.30 = 4,751,373,139.23 : x - Step 2: Convert to fraction form
7,966,256,840.67/10,994,873,834.30 = 4,751,373,139.23/x - Step 3: Cross multiply
7,966,256,840.67x = 10,994,873,834.30 × 4,751,373,139.23 - Step 4: Simplify right side
7,966,256,840.67x = 52,240,748,205,492,019,200 - Step 5: Solve for x
x = 52,240,748,205,492,019,200/7,966,256,840.67 - Step 6: Final answer
x = 6,557,753,440.59
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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.