Finding the Fourth Proportional to 2,287,357,439.63, 3,415,633,058.90 and 1,868,010,698.68
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Solution
The fourth proportional to 2,287,357,439.63, 3,415,633,058.90 and 1,868,010,698.68 is: 2,789,436,834.94
Step by Step Solution
- Step 1: Write the proportion equation
2,287,357,439.63 : 3,415,633,058.90 = 1,868,010,698.68 : x - Step 2: Convert to fraction form
2,287,357,439.63/3,415,633,058.90 = 1,868,010,698.68/x - Step 3: Cross multiply
2,287,357,439.63x = 3,415,633,058.90 × 1,868,010,698.68 - Step 4: Simplify right side
2,287,357,439.63x = 6,380,439,096,775,964,672 - Step 5: Solve for x
x = 6,380,439,096,775,964,672/2,287,357,439.63 - Step 6: Final answer
x = 2,789,436,834.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.