Finding the Fourth Proportional to 911,148,995.84, 1,366,956,462.72 and 264,916,739.84
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Solution
The fourth proportional to 911,148,995.84, 1,366,956,462.72 and 264,916,739.84 is: 397,442,845.53
Step by Step Solution
- Step 1: Write the proportion equation
911,148,995.84 : 1,366,956,462.72 = 264,916,739.84 : x - Step 2: Convert to fraction form
911,148,995.84/1,366,956,462.72 = 264,916,739.84/x - Step 3: Cross multiply
911,148,995.84x = 1,366,956,462.72 × 264,916,739.84 - Step 4: Simplify right side
911,148,995.84x = 362,129,649,607,000,896 - Step 5: Solve for x
x = 362,129,649,607,000,896/911,148,995.84 - Step 6: Final answer
x = 397,442,845.53
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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.