Finding the Fourth Proportional to 133,125,537.20, 199,688,305.80 and 96,562,396.40
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Solution
The fourth proportional to 133,125,537.20, 199,688,305.80 and 96,562,396.40 is: 144,843,594.60
Step by Step Solution
- Step 1: Write the proportion equation
133,125,537.20 : 199,688,305.80 = 96,562,396.40 : x - Step 2: Convert to fraction form
133,125,537.20/199,688,305.80 = 96,562,396.40/x - Step 3: Cross multiply
133,125,537.20x = 199,688,305.80 × 96,562,396.40 - Step 4: Simplify right side
133,125,537.20x = 19,282,381,341,104,020 - Step 5: Solve for x
x = 19,282,381,341,104,020/133,125,537.20 - Step 6: Final answer
x = 144,843,594.60
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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.