Finding the Fourth Proportional to 493,937,800.14, 681,635,138.52 and 270,921,297.06
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Solution
The fourth proportional to 493,937,800.14, 681,635,138.52 and 270,921,297.06 is: 373,871,924.35
Step by Step Solution
- Step 1: Write the proportion equation
493,937,800.14 : 681,635,138.52 = 270,921,297.06 : x - Step 2: Convert to fraction form
493,937,800.14/681,635,138.52 = 270,921,297.06/x - Step 3: Cross multiply
493,937,800.14x = 681,635,138.52 × 270,921,297.06 - Step 4: Simplify right side
493,937,800.14x = 184,669,475,849,511,168 - Step 5: Solve for x
x = 184,669,475,849,511,168/493,937,800.14 - Step 6: Final answer
x = 373,871,924.35
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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.