Finding the Fourth Proportional to 171,971,844.53, 237,340,749.71 and 102,357,447.53
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Solution
The fourth proportional to 171,971,844.53, 237,340,749.71 and 102,357,447.53 is: 141,264,946.02
Step by Step Solution
- Step 1: Write the proportion equation
171,971,844.53 : 237,340,749.71 = 102,357,447.53 : x - Step 2: Convert to fraction form
171,971,844.53/237,340,749.71 = 102,357,447.53/x - Step 3: Cross multiply
171,971,844.53x = 237,340,749.71 × 102,357,447.53 - Step 4: Simplify right side
171,971,844.53x = 24,293,593,334,241,380 - Step 5: Solve for x
x = 24,293,593,334,241,380/171,971,844.53 - Step 6: Final answer
x = 141,264,946.02
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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.