Finding the Fourth Proportional to 97,037,755.80, 145,514,643.30 and 39,510,907.80
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Solution
The fourth proportional to 97,037,755.80, 145,514,643.30 and 39,510,907.80 is: 59,249,264.45
Step by Step Solution
- Step 1: Write the proportion equation
97,037,755.80 : 145,514,643.30 = 39,510,907.80 : x - Step 2: Convert to fraction form
97,037,755.80/145,514,643.30 = 39,510,907.80/x - Step 3: Cross multiply
97,037,755.80x = 145,514,643.30 × 39,510,907.80 - Step 4: Simplify right side
97,037,755.80x = 5,749,415,654,976,188 - Step 5: Solve for x
x = 5,749,415,654,976,188/97,037,755.80 - Step 6: Final answer
x = 59,249,264.45
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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.