Finding the Fourth Proportional to 96,768,477.70, 145,152,716.55 and 94,528,989.70
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Solution
The fourth proportional to 96,768,477.70, 145,152,716.55 and 94,528,989.70 is: 141,793,484.55
Step by Step Solution
- Step 1: Write the proportion equation
96,768,477.70 : 145,152,716.55 = 94,528,989.70 : x - Step 2: Convert to fraction form
96,768,477.70/145,152,716.55 = 94,528,989.70/x - Step 3: Cross multiply
96,768,477.70x = 145,152,716.55 × 94,528,989.70 - Step 4: Simplify right side
96,768,477.70x = 13,721,139,647,681,972 - Step 5: Solve for x
x = 13,721,139,647,681,972/96,768,477.70 - Step 6: Final answer
x = 141,793,484.55
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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.