Finding the Fourth Proportional to 3,951,375,970.83, 5,927,412,347.60 and 1,115,195,495.66
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Solution
The fourth proportional to 3,951,375,970.83, 5,927,412,347.60 and 1,115,195,495.66 is: 1,672,891,569.85
Step by Step Solution
- Step 1: Write the proportion equation
3,951,375,970.83 : 5,927,412,347.60 = 1,115,195,495.66 : x - Step 2: Convert to fraction form
3,951,375,970.83/5,927,412,347.60 = 1,115,195,495.66/x - Step 3: Cross multiply
3,951,375,970.83x = 5,927,412,347.60 × 1,115,195,495.66 - Step 4: Simplify right side
3,951,375,970.83x = 6,610,223,550,927,773,696 - Step 5: Solve for x
x = 6,610,223,550,927,773,696/3,951,375,970.83 - Step 6: Final answer
x = 1,672,891,569.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.