Finding the Fourth Proportional to 3,717,889,216.92, 5,130,779,124.84 and 2,024,436,699.72
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Solution
The fourth proportional to 3,717,889,216.92, 5,130,779,124.84 and 2,024,436,699.72 is: 2,793,772,743.74
Step by Step Solution
- Step 1: Write the proportion equation
3,717,889,216.92 : 5,130,779,124.84 = 2,024,436,699.72 : x - Step 2: Convert to fraction form
3,717,889,216.92/5,130,779,124.84 = 2,024,436,699.72/x - Step 3: Cross multiply
3,717,889,216.92x = 5,130,779,124.84 × 2,024,436,699.72 - Step 4: Simplify right side
3,717,889,216.92x = 10,386,937,558,483,359,744 - Step 5: Solve for x
x = 10,386,937,558,483,359,744/3,717,889,216.92 - Step 6: Final answer
x = 2,793,772,743.74
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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.