Finding the Fourth Proportional to 2,301,903,852.38, 3,176,496,889.49 and 1,298,261,433.02
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Solution
The fourth proportional to 2,301,903,852.38, 3,176,496,889.49 and 1,298,261,433.02 is: 1,791,527,217.55
Step by Step Solution
- Step 1: Write the proportion equation
2,301,903,852.38 : 3,176,496,889.49 = 1,298,261,433.02 : x - Step 2: Convert to fraction form
2,301,903,852.38/3,176,496,889.49 = 1,298,261,433.02/x - Step 3: Cross multiply
2,301,903,852.38x = 3,176,496,889.49 × 1,298,261,433.02 - Step 4: Simplify right side
2,301,903,852.38x = 4,123,923,403,710,486,528 - Step 5: Solve for x
x = 4,123,923,403,710,486,528/2,301,903,852.38 - Step 6: Final answer
x = 1,791,527,217.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.