Finding the Fourth Proportional to 197,522,853.60, 296,475,511.68 and 95,358,577.44
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Solution
The fourth proportional to 197,522,853.60, 296,475,511.68 and 95,358,577.44 is: 143,130,187.34
Step by Step Solution
- Step 1: Write the proportion equation
197,522,853.60 : 296,475,511.68 = 95,358,577.44 : x - Step 2: Convert to fraction form
197,522,853.60/296,475,511.68 = 95,358,577.44/x - Step 3: Cross multiply
197,522,853.60x = 296,475,511.68 × 95,358,577.44 - Step 4: Simplify right side
197,522,853.60x = 28,271,483,039,600,904 - Step 5: Solve for x
x = 28,271,483,039,600,904/197,522,853.60 - Step 6: Final answer
x = 143,130,187.34
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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.