Finding the Fourth Proportional to 485,723,103.08, 670,298,764.04 and 265,706,529.08
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Solution
The fourth proportional to 485,723,103.08, 670,298,764.04 and 265,706,529.08 is: 366,675,492.50
Step by Step Solution
- Step 1: Write the proportion equation
485,723,103.08 : 670,298,764.04 = 265,706,529.08 : x - Step 2: Convert to fraction form
485,723,103.08/670,298,764.04 = 265,706,529.08/x - Step 3: Cross multiply
485,723,103.08x = 670,298,764.04 × 265,706,529.08 - Step 4: Simplify right side
485,723,103.08x = 178,102,758,039,682,304 - Step 5: Solve for x
x = 178,102,758,039,682,304/485,723,103.08 - Step 6: Final answer
x = 366,675,492.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.