Finding the Fourth Proportional to 4,354,511,588.18, 6,531,748,739.74 and 1,206,717,208.70
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Solution
The fourth proportional to 4,354,511,588.18, 6,531,748,739.74 and 1,206,717,208.70 is: 1,810,070,646.85
Step by Step Solution
- Step 1: Write the proportion equation
4,354,511,588.18 : 6,531,748,739.74 = 1,206,717,208.70 : x - Step 2: Convert to fraction form
4,354,511,588.18/6,531,748,739.74 = 1,206,717,208.70/x - Step 3: Cross multiply
4,354,511,588.18x = 6,531,748,739.74 × 1,206,717,208.70 - Step 4: Simplify right side
4,354,511,588.18x = 7,881,973,607,148,795,904 - Step 5: Solve for x
x = 7,881,973,607,148,795,904/4,354,511,588.18 - Step 6: Final answer
x = 1,810,070,646.85
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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.