Finding the Fourth Proportional to 87,048,966, 120,127,573.20 and 47,889,904.80
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Solution
The fourth proportional to 87,048,966, 120,127,573.20 and 47,889,904.80 is: 66,088,068.69
Step by Step Solution
- Step 1: Write the proportion equation
87,048,966 : 120,127,573.20 = 47,889,904.80 : x - Step 2: Convert to fraction form
87,048,966/120,127,573.20 = 47,889,904.80/x - Step 3: Cross multiply
87,048,966x = 120,127,573.20 × 47,889,904.80 - Step 4: Simplify right side
87,048,966x = 5,752,898,044,403,031 - Step 5: Solve for x
x = 5,752,898,044,403,031/87,048,966 - Step 6: Final answer
x = 66,088,068.69
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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.