Finding the Fourth Proportional to 249,413,029.80, 374,119,544.70 and 113,364,133.80
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Solution
The fourth proportional to 249,413,029.80, 374,119,544.70 and 113,364,133.80 is: 170,046,200.70
Step by Step Solution
- Step 1: Write the proportion equation
249,413,029.80 : 374,119,544.70 = 113,364,133.80 : x - Step 2: Convert to fraction form
249,413,029.80/374,119,544.70 = 113,364,133.80/x - Step 3: Cross multiply
249,413,029.80x = 374,119,544.70 × 113,364,133.80 - Step 4: Simplify right side
249,413,029.80x = 42,411,738,122,565,880 - Step 5: Solve for x
x = 42,411,738,122,565,880/249,413,029.80 - Step 6: Final answer
x = 170,046,200.70
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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.