Finding the Fourth Proportional to 7,698,913,895.33, 11,549,674,589.84 and 2,655,400,881.77
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Solution
The fourth proportional to 7,698,913,895.33, 11,549,674,589.84 and 2,655,400,881.77 is: 3,983,550,992.64
Step by Step Solution
- Step 1: Write the proportion equation
7,698,913,895.33 : 11,549,674,589.84 = 2,655,400,881.77 : x - Step 2: Convert to fraction form
7,698,913,895.33/11,549,674,589.84 = 2,655,400,881.77/x - Step 3: Cross multiply
7,698,913,895.33x = 11,549,674,589.84 × 2,655,400,881.77 - Step 4: Simplify right side
7,698,913,895.33x = 30,669,016,090,004,418,560 - Step 5: Solve for x
x = 30,669,016,090,004,418,560/7,698,913,895.33 - Step 6: Final answer
x = 3,983,550,992.64
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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.