Finding the Fourth Proportional to 107,387,691.34, 161,090,815.71 and 29,664,568.12
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Solution
The fourth proportional to 107,387,691.34, 161,090,815.71 and 29,664,568.12 is: 44,499,415.31
Step by Step Solution
- Step 1: Write the proportion equation
107,387,691.34 : 161,090,815.71 = 29,664,568.12 : x - Step 2: Convert to fraction form
107,387,691.34/161,090,815.71 = 29,664,568.12/x - Step 3: Cross multiply
107,387,691.34x = 161,090,815.71 × 29,664,568.12 - Step 4: Simplify right side
107,387,691.34x = 4,778,689,475,844,176 - Step 5: Solve for x
x = 4,778,689,475,844,176/107,387,691.34 - Step 6: Final answer
x = 44,499,415.31
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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.