Finding the Fourth Proportional to 435,232,367.11, 652,934,712.08 and 124,342,629.85
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Solution
The fourth proportional to 435,232,367.11, 652,934,712.08 and 124,342,629.85 is: 186,538,560.45
Step by Step Solution
- Step 1: Write the proportion equation
435,232,367.11 : 652,934,712.08 = 124,342,629.85 : x - Step 2: Convert to fraction form
435,232,367.11/652,934,712.08 = 124,342,629.85/x - Step 3: Cross multiply
435,232,367.11x = 652,934,712.08 × 124,342,629.85 - Step 4: Simplify right side
435,232,367.11x = 81,187,619,220,379,760 - Step 5: Solve for x
x = 81,187,619,220,379,760/435,232,367.11 - Step 6: Final answer
x = 186,538,560.45
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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.