Finding the Fourth Proportional to 5,122,248,910.47, 7,068,159,302.15 and 2,833,017,345.99
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Solution
The fourth proportional to 5,122,248,910.47, 7,068,159,302.15 and 2,833,017,345.99 is: 3,909,262,954.07
Step by Step Solution
- Step 1: Write the proportion equation
5,122,248,910.47 : 7,068,159,302.15 = 2,833,017,345.99 : x - Step 2: Convert to fraction form
5,122,248,910.47/7,068,159,302.15 = 2,833,017,345.99/x - Step 3: Cross multiply
5,122,248,910.47x = 7,068,159,302.15 × 2,833,017,345.99 - Step 4: Simplify right side
5,122,248,910.47x = 20,024,217,907,218,604,032 - Step 5: Solve for x
x = 20,024,217,907,218,604,032/5,122,248,910.47 - Step 6: Final answer
x = 3,909,262,954.07
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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.