Finding the Fourth Proportional to 245,499,916.28, 368,318,961.75 and 107,337,656.57
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Solution
The fourth proportional to 245,499,916.28, 368,318,961.75 and 107,337,656.57 is: 161,036,691.27
Step by Step Solution
- Step 1: Write the proportion equation
245,499,916.28 : 368,318,961.75 = 107,337,656.57 : x - Step 2: Convert to fraction form
245,499,916.28/368,318,961.75 = 107,337,656.57/x - Step 3: Cross multiply
245,499,916.28x = 368,318,961.75 × 107,337,656.57 - Step 4: Simplify right side
245,499,916.28x = 39,534,494,224,540,464 - Step 5: Solve for x
x = 39,534,494,224,540,464/245,499,916.28 - Step 6: Final answer
x = 161,036,691.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.