Finding the Fourth Proportional to 2,578,135,787.96, 3,859,495,624.74 and 1,579,010,888.66
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Solution
The fourth proportional to 2,578,135,787.96, 3,859,495,624.74 and 1,579,010,888.66 is: 2,363,795,438.81
Step by Step Solution
- Step 1: Write the proportion equation
2,578,135,787.96 : 3,859,495,624.74 = 1,579,010,888.66 : x - Step 2: Convert to fraction form
2,578,135,787.96/3,859,495,624.74 = 1,579,010,888.66/x - Step 3: Cross multiply
2,578,135,787.96x = 3,859,495,624.74 × 1,579,010,888.66 - Step 4: Simplify right side
2,578,135,787.96x = 6,094,185,616,200,089,600 - Step 5: Solve for x
x = 6,094,185,616,200,089,600/2,578,135,787.96 - Step 6: Final answer
x = 2,363,795,438.81
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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.