Finding the Fourth Proportional to 466,923,722.77, 644,368,440.60 and 255,242,251.66
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Solution
The fourth proportional to 466,923,722.77, 644,368,440.60 and 255,242,251.66 is: 352,241,798.09
Step by Step Solution
- Step 1: Write the proportion equation
466,923,722.77 : 644,368,440.60 = 255,242,251.66 : x - Step 2: Convert to fraction form
466,923,722.77/644,368,440.60 = 255,242,251.66/x - Step 3: Cross multiply
466,923,722.77x = 644,368,440.60 × 255,242,251.66 - Step 4: Simplify right side
466,923,722.77x = 164,470,051,677,386,976 - Step 5: Solve for x
x = 164,470,051,677,386,976/466,923,722.77 - Step 6: Final answer
x = 352,241,798.09
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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.