Finding the Fourth Proportional to 97,760,800.80, 146,735,679.60 and 59,497,048.80
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Solution
The fourth proportional to 97,760,800.80, 146,735,679.60 and 59,497,048.80 is: 89,303,072.59
Step by Step Solution
- Step 1: Write the proportion equation
97,760,800.80 : 146,735,679.60 = 59,497,048.80 : x - Step 2: Convert to fraction form
97,760,800.80/146,735,679.60 = 59,497,048.80/x - Step 3: Cross multiply
97,760,800.80x = 146,735,679.60 × 59,497,048.80 - Step 4: Simplify right side
97,760,800.80x = 8,730,339,889,862,364 - Step 5: Solve for x
x = 8,730,339,889,862,364/97,760,800.80 - Step 6: Final answer
x = 89,303,072.59
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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.