Finding the Fourth Proportional to 7,488,539,428.13, 11,230,159,604.05 and 2,175,546,232.50
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Solution
The fourth proportional to 7,488,539,428.13, 11,230,159,604.05 and 2,175,546,232.50 is: 3,262,549,613.51
Step by Step Solution
- Step 1: Write the proportion equation
7,488,539,428.13 : 11,230,159,604.05 = 2,175,546,232.50 : x - Step 2: Convert to fraction form
7,488,539,428.13/11,230,159,604.05 = 2,175,546,232.50/x - Step 3: Cross multiply
7,488,539,428.13x = 11,230,159,604.05 × 2,175,546,232.50 - Step 4: Simplify right side
7,488,539,428.13x = 24,431,731,416,964,669,440 - Step 5: Solve for x
x = 24,431,731,416,964,669,440/7,488,539,428.13 - Step 6: Final answer
x = 3,262,549,613.51
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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.