Finding the Fourth Proportional to 209,953,511.70, 314,930,267.55 and 184,444,343.70
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Solution
The fourth proportional to 209,953,511.70, 314,930,267.55 and 184,444,343.70 is: 276,666,515.55
Step by Step Solution
- Step 1: Write the proportion equation
209,953,511.70 : 314,930,267.55 = 184,444,343.70 : x - Step 2: Convert to fraction form
209,953,511.70/314,930,267.55 = 184,444,343.70/x - Step 3: Cross multiply
209,953,511.70x = 314,930,267.55 × 184,444,343.70 - Step 4: Simplify right side
209,953,511.70x = 58,087,106,509,525,152 - Step 5: Solve for x
x = 58,087,106,509,525,152/209,953,511.70 - Step 6: Final answer
x = 276,666,515.55
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1.5x scale
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.