Finding the Fourth Proportional to 2,275,697,683,266.80, 3,413,747,198,181.40 and 642,057,472,568.40
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Solution
The fourth proportional to 2,275,697,683,266.80, 3,413,747,198,181.40 and 642,057,472,568.40 is: 963,142,826,118.02
Step by Step Solution
- Step 1: Write the proportion equation
2,275,697,683,266.80 : 3,413,747,198,181.40 = 642,057,472,568.40 : x - Step 2: Convert to fraction form
2,275,697,683,266.80/3,413,747,198,181.40 = 642,057,472,568.40/x - Step 3: Cross multiply
2,275,697,683,266.80x = 3,413,747,198,181.40 × 642,057,472,568.40 - Step 4: Simplify right side
2,275,697,683,266.80x = 2,191,821,898,051,806,711,250,944 - Step 5: Solve for x
x = 2,191,821,898,051,806,711,250,944/2,275,697,683,266.80 - Step 6: Final answer
x = 963,142,826,118.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.