Finding the Fourth Proportional to 372,106,955.92, 558,117,844.80 and 99,498,980.56
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Solution
The fourth proportional to 372,106,955.92, 558,117,844.80 and 99,498,980.56 is: 149,237,082.80
Step by Step Solution
- Step 1: Write the proportion equation
372,106,955.92 : 558,117,844.80 = 99,498,980.56 : x - Step 2: Convert to fraction form
372,106,955.92/558,117,844.80 = 99,498,980.56/x - Step 3: Cross multiply
372,106,955.92x = 558,117,844.80 × 99,498,980.56 - Step 4: Simplify right side
372,106,955.92x = 55,532,156,589,944,296 - Step 5: Solve for x
x = 55,532,156,589,944,296/372,106,955.92 - Step 6: Final answer
x = 149,237,082.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.