Finding the Fourth Proportional to 149,544,871.20, 224,347,633.20 and 84,879,655.20
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Solution
The fourth proportional to 149,544,871.20, 224,347,633.20 and 84,879,655.20 is: 127,336,695.66
Step by Step Solution
- Step 1: Write the proportion equation
149,544,871.20 : 224,347,633.20 = 84,879,655.20 : x - Step 2: Convert to fraction form
149,544,871.20/224,347,633.20 = 84,879,655.20/x - Step 3: Cross multiply
149,544,871.20x = 224,347,633.20 × 84,879,655.20 - Step 4: Simplify right side
149,544,871.20x = 19,042,549,750,952,072 - Step 5: Solve for x
x = 19,042,549,750,952,072/149,544,871.20 - Step 6: Final answer
x = 127,336,695.66
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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.