Finding the Fourth Proportional to 2,578,135,788.46, 3,859,495,625.49 and 1,579,010,889.16
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Solution
The fourth proportional to 2,578,135,788.46, 3,859,495,625.49 and 1,579,010,889.16 is: 2,363,795,439.55
Step by Step Solution
- Step 1: Write the proportion equation
2,578,135,788.46 : 3,859,495,625.49 = 1,579,010,889.16 : x - Step 2: Convert to fraction form
2,578,135,788.46/3,859,495,625.49 = 1,579,010,889.16/x - Step 3: Cross multiply
2,578,135,788.46x = 3,859,495,625.49 × 1,579,010,889.16 - Step 4: Simplify right side
2,578,135,788.46x = 6,094,185,619,314,095,104 - Step 5: Solve for x
x = 6,094,185,619,314,095,104/2,578,135,788.46 - Step 6: Final answer
x = 2,363,795,439.55
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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.