Finding the Fourth Proportional to 1,712,440,633.98, 2,363,364,115.08 and 959,957,045.94
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Solution
The fourth proportional to 1,712,440,633.98, 2,363,364,115.08 and 959,957,045.94 is: 1,324,850,619.27
Step by Step Solution
- Step 1: Write the proportion equation
1,712,440,633.98 : 2,363,364,115.08 = 959,957,045.94 : x - Step 2: Convert to fraction form
1,712,440,633.98/2,363,364,115.08 = 959,957,045.94/x - Step 3: Cross multiply
1,712,440,633.98x = 2,363,364,115.08 × 959,957,045.94 - Step 4: Simplify right side
1,712,440,633.98x = 2,268,728,034,392,798,976 - Step 5: Solve for x
x = 2,268,728,034,392,798,976/1,712,440,633.98 - Step 6: Final answer
x = 1,324,850,619.27
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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.