Finding the Fourth Proportional to 1,891,346,202.16, 2,834,558,503.02 and 769,562,540.96
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Solution
The fourth proportional to 1,891,346,202.16, 2,834,558,503.02 and 769,562,540.96 is: 1,153,342,545.96
Step by Step Solution
- Step 1: Write the proportion equation
1,891,346,202.16 : 2,834,558,503.02 = 769,562,540.96 : x - Step 2: Convert to fraction form
1,891,346,202.16/2,834,558,503.02 = 769,562,540.96/x - Step 3: Cross multiply
1,891,346,202.16x = 2,834,558,503.02 × 769,562,540.96 - Step 4: Simplify right side
1,891,346,202.16x = 2,181,370,044,085,602,560 - Step 5: Solve for x
x = 2,181,370,044,085,602,560/1,891,346,202.16 - Step 6: Final answer
x = 1,153,342,545.96
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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.