Finding the Fourth Proportional to 13,941,135,530.99, 20,917,878,641.34 and 7,307,188,085.84
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Solution
The fourth proportional to 13,941,135,530.99, 20,917,878,641.34 and 7,307,188,085.84 is: 10,964,018,910.03
Step by Step Solution
- Step 1: Write the proportion equation
13,941,135,530.99 : 20,917,878,641.34 = 7,307,188,085.84 : x - Step 2: Convert to fraction form
13,941,135,530.99/20,917,878,641.34 = 7,307,188,085.84/x - Step 3: Cross multiply
13,941,135,530.99x = 20,917,878,641.34 × 7,307,188,085.84 - Step 4: Simplify right side
13,941,135,530.99x = 152,850,873,588,942,077,952 - Step 5: Solve for x
x = 152,850,873,588,942,077,952/13,941,135,530.99 - Step 6: Final answer
x = 10,964,018,910.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.