Finding the Fourth Proportional to 149,749,092.63, 206,634,754.35 and 87,846,844.95
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Solution
The fourth proportional to 149,749,092.63, 206,634,754.35 and 87,846,844.95 is: 121,217,503.95
Step by Step Solution
- Step 1: Write the proportion equation
149,749,092.63 : 206,634,754.35 = 87,846,844.95 : x - Step 2: Convert to fraction form
149,749,092.63/206,634,754.35 = 87,846,844.95/x - Step 3: Cross multiply
149,749,092.63x = 206,634,754.35 × 87,846,844.95 - Step 4: Simplify right side
149,749,092.63x = 18,152,211,226,665,788 - Step 5: Solve for x
x = 18,152,211,226,665,788/149,749,092.63 - Step 6: Final answer
x = 121,217,503.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.