Finding the Fourth Proportional to 413,694,353.84, 570,902,059.08 and 228,062,012.48
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Solution
The fourth proportional to 413,694,353.84, 570,902,059.08 and 228,062,012.48 is: 314,727,700.09
Step by Step Solution
- Step 1: Write the proportion equation
413,694,353.84 : 570,902,059.08 = 228,062,012.48 : x - Step 2: Convert to fraction form
413,694,353.84/570,902,059.08 = 228,062,012.48/x - Step 3: Cross multiply
413,694,353.84x = 570,902,059.08 × 228,062,012.48 - Step 4: Simplify right side
413,694,353.84x = 130,201,072,522,760,656 - Step 5: Solve for x
x = 130,201,072,522,760,656/413,694,353.84 - Step 6: Final answer
x = 314,727,700.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.