Finding the Fourth Proportional to 124,176,308.96, 170,122,315 and 119,521,847.84
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Solution
The fourth proportional to 124,176,308.96, 170,122,315 and 119,521,847.84 is: 163,745,674.34
Step by Step Solution
- Step 1: Write the proportion equation
124,176,308.96 : 170,122,315 = 119,521,847.84 : x - Step 2: Convert to fraction form
124,176,308.96/170,122,315 = 119,521,847.84/x - Step 3: Cross multiply
124,176,308.96x = 170,122,315 × 119,521,847.84 - Step 4: Simplify right side
124,176,308.96x = 20,333,333,447,618,552 - Step 5: Solve for x
x = 20,333,333,447,618,552/124,176,308.96 - Step 6: Final answer
x = 163,745,674.34
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.