Finding the Fourth Proportional to 99,684,089.70, 149,526,134.55 and 97,444,601.70
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Solution
The fourth proportional to 99,684,089.70, 149,526,134.55 and 97,444,601.70 is: 146,166,902.55
Step by Step Solution
- Step 1: Write the proportion equation
99,684,089.70 : 149,526,134.55 = 97,444,601.70 : x - Step 2: Convert to fraction form
99,684,089.70/149,526,134.55 = 97,444,601.70/x - Step 3: Cross multiply
99,684,089.70x = 149,526,134.55 × 97,444,601.70 - Step 4: Simplify right side
99,684,089.70x = 14,570,514,624,965,360 - Step 5: Solve for x
x = 14,570,514,624,965,360/99,684,089.70 - Step 6: Final answer
x = 146,166,902.55
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1.5x scale
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.