Finding the Fourth Proportional to 2,207,871,628.56, 3,308,535,731.88 and 896,177,612.88
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Solution
The fourth proportional to 2,207,871,628.56, 3,308,535,731.88 and 896,177,612.88 is: 1,342,938,428.11
Step by Step Solution
- Step 1: Write the proportion equation
2,207,871,628.56 : 3,308,535,731.88 = 896,177,612.88 : x - Step 2: Convert to fraction form
2,207,871,628.56/3,308,535,731.88 = 896,177,612.88/x - Step 3: Cross multiply
2,207,871,628.56x = 3,308,535,731.88 × 896,177,612.88 - Step 4: Simplify right side
2,207,871,628.56x = 2,965,035,654,324,402,176 - Step 5: Solve for x
x = 2,965,035,654,324,402,176/2,207,871,628.56 - Step 6: Final answer
x = 1,342,938,428.11
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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.