Finding the Fourth Proportional to 2,006,388,699.69, 2,768,850,646.62 and 1,102,182,778.83
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Solution
The fourth proportional to 2,006,388,699.69, 2,768,850,646.62 and 1,102,182,778.83 is: 1,521,031,044.65
Step by Step Solution
- Step 1: Write the proportion equation
2,006,388,699.69 : 2,768,850,646.62 = 1,102,182,778.83 : x - Step 2: Convert to fraction form
2,006,388,699.69/2,768,850,646.62 = 1,102,182,778.83/x - Step 3: Cross multiply
2,006,388,699.69x = 2,768,850,646.62 × 1,102,182,778.83 - Step 4: Simplify right side
2,006,388,699.69x = 3,051,779,499,863,318,016 - Step 5: Solve for x
x = 3,051,779,499,863,318,016/2,006,388,699.69 - Step 6: Final answer
x = 1,521,031,044.65
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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.