Finding the Fourth Proportional to 198,913,742.02, 274,488,595.68 and 109,600,688.14
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Solution
The fourth proportional to 198,913,742.02, 274,488,595.68 and 109,600,688.14 is: 151,242,134.74
Step by Step Solution
- Step 1: Write the proportion equation
198,913,742.02 : 274,488,595.68 = 109,600,688.14 : x - Step 2: Convert to fraction form
198,913,742.02/274,488,595.68 = 109,600,688.14/x - Step 3: Cross multiply
198,913,742.02x = 274,488,595.68 × 109,600,688.14 - Step 4: Simplify right side
198,913,742.02x = 30,084,138,973,110,232 - Step 5: Solve for x
x = 30,084,138,973,110,232/198,913,742.02 - Step 6: Final answer
x = 151,242,134.74
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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.