Finding the Fourth Proportional to 2,909,052,754.13, 4,363,579,188.85 and 698,262,467.49
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Solution
The fourth proportional to 2,909,052,754.13, 4,363,579,188.85 and 698,262,467.49 is: 1,047,393,715.07
Step by Step Solution
- Step 1: Write the proportion equation
2,909,052,754.13 : 4,363,579,188.85 = 698,262,467.49 : x - Step 2: Convert to fraction form
2,909,052,754.13/4,363,579,188.85 = 698,262,467.49/x - Step 3: Cross multiply
2,909,052,754.13x = 4,363,579,188.85 × 698,262,467.49 - Step 4: Simplify right side
2,909,052,754.13x = 3,046,923,571,472,595,968 - Step 5: Solve for x
x = 3,046,923,571,472,595,968/2,909,052,754.13 - Step 6: Final answer
x = 1,047,393,715.07
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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.