Finding the Fourth Proportional to 251,373,154.14, 346,889,515.56 and 145,531,032.90
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Solution
The fourth proportional to 251,373,154.14, 346,889,515.56 and 145,531,032.90 is: 200,829,677.59
Step by Step Solution
- Step 1: Write the proportion equation
251,373,154.14 : 346,889,515.56 = 145,531,032.90 : x - Step 2: Convert to fraction form
251,373,154.14/346,889,515.56 = 145,531,032.90/x - Step 3: Cross multiply
251,373,154.14x = 346,889,515.56 × 145,531,032.90 - Step 4: Simplify right side
251,373,154.14x = 50,483,189,501,627,424 - Step 5: Solve for x
x = 50,483,189,501,627,424/251,373,154.14 - Step 6: Final answer
x = 200,829,677.59
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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.