Finding the Fourth Proportional to 97,033,872.85, 133,905,728.95 and 52,980,735.15
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Solution
The fourth proportional to 97,033,872.85, 133,905,728.95 and 52,980,735.15 is: 73,112,860.00
Step by Step Solution
- Step 1: Write the proportion equation
97,033,872.85 : 133,905,728.95 = 52,980,735.15 : x - Step 2: Convert to fraction form
97,033,872.85/133,905,728.95 = 52,980,735.15/x - Step 3: Cross multiply
97,033,872.85x = 133,905,728.95 × 52,980,735.15 - Step 4: Simplify right side
97,033,872.85x = 7,094,423,960,435,186 - Step 5: Solve for x
x = 7,094,423,960,435,186/97,033,872.85 - Step 6: Final answer
x = 73,112,860.00
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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.