Finding the Fourth Proportional to 2,569,374,537.48, 3,545,736,861.60 and 1,455,540,631.56
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Solution
The fourth proportional to 2,569,374,537.48, 3,545,736,861.60 and 1,455,540,631.56 is: 2,008,646,071.48
Step by Step Solution
- Step 1: Write the proportion equation
2,569,374,537.48 : 3,545,736,861.60 = 1,455,540,631.56 : x - Step 2: Convert to fraction form
2,569,374,537.48/3,545,736,861.60 = 1,455,540,631.56/x - Step 3: Cross multiply
2,569,374,537.48x = 3,545,736,861.60 × 1,455,540,631.56 - Step 4: Simplify right side
2,569,374,537.48x = 5,160,964,070,878,835,712 - Step 5: Solve for x
x = 5,160,964,070,878,835,712/2,569,374,537.48 - Step 6: Final answer
x = 2,008,646,071.48
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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.