Finding the Fourth Proportional to 1,547,599,554.40, 2,318,376,022.80 and 932,356,213.60
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Solution
The fourth proportional to 1,547,599,554.40, 2,318,376,022.80 and 932,356,213.60 is: 1,396,712,918.52
Step by Step Solution
- Step 1: Write the proportion equation
1,547,599,554.40 : 2,318,376,022.80 = 932,356,213.60 : x - Step 2: Convert to fraction form
1,547,599,554.40/2,318,376,022.80 = 932,356,213.60/x - Step 3: Cross multiply
1,547,599,554.40x = 2,318,376,022.80 × 932,356,213.60 - Step 4: Simplify right side
1,547,599,554.40x = 2,161,552,290,318,835,456 - Step 5: Solve for x
x = 2,161,552,290,318,835,456/1,547,599,554.40 - Step 6: Final answer
x = 1,396,712,918.52
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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.