Finding the Fourth Proportional to 6,159,692,805.74, 9,239,438,239.91 and 1,962,588,605.97
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Solution
The fourth proportional to 6,159,692,805.74, 9,239,438,239.91 and 1,962,588,605.97 is: 2,943,850,738.51
Step by Step Solution
- Step 1: Write the proportion equation
6,159,692,805.74 : 9,239,438,239.91 = 1,962,588,605.97 : x - Step 2: Convert to fraction form
6,159,692,805.74/9,239,438,239.91 = 1,962,588,605.97/x - Step 3: Cross multiply
6,159,692,805.74x = 9,239,438,239.91 × 1,962,588,605.97 - Step 4: Simplify right side
6,159,692,805.74x = 18,133,216,215,169,587,200 - Step 5: Solve for x
x = 18,133,216,215,169,587,200/6,159,692,805.74 - Step 6: Final answer
x = 2,943,850,738.51
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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.