Finding the Fourth Proportional to 6,895,531,249.21, 10,343,297,010.66 and 1,655,139,459.80
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Solution
The fourth proportional to 6,895,531,249.21, 10,343,297,010.66 and 1,655,139,459.80 is: 2,482,709,222.54
Step by Step Solution
- Step 1: Write the proportion equation
6,895,531,249.21 : 10,343,297,010.66 = 1,655,139,459.80 : x - Step 2: Convert to fraction form
6,895,531,249.21/10,343,297,010.66 = 1,655,139,459.80/x - Step 3: Cross multiply
6,895,531,249.21x = 10,343,297,010.66 × 1,655,139,459.80 - Step 4: Simplify right side
6,895,531,249.21x = 17,119,599,026,723,031,040 - Step 5: Solve for x
x = 17,119,599,026,723,031,040/6,895,531,249.21 - Step 6: Final answer
x = 2,482,709,222.54
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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.