Finding the Fourth Proportional to 3,280,748,093.31, 4,527,432,368.07 and 1,795,636,218.81
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Solution
The fourth proportional to 3,280,748,093.31, 4,527,432,368.07 and 1,795,636,218.81 is: 2,477,977,981.58
Step by Step Solution
- Step 1: Write the proportion equation
3,280,748,093.31 : 4,527,432,368.07 = 1,795,636,218.81 : x - Step 2: Convert to fraction form
3,280,748,093.31/4,527,432,368.07 = 1,795,636,218.81/x - Step 3: Cross multiply
3,280,748,093.31x = 4,527,432,368.07 × 1,795,636,218.81 - Step 4: Simplify right side
3,280,748,093.31x = 8,129,621,538,319,217,664 - Step 5: Solve for x
x = 8,129,621,538,319,217,664/3,280,748,093.31 - Step 6: Final answer
x = 2,477,977,981.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.