Finding the Fourth Proportional to 236,239,132.15, 354,375,724.51 and 90,672,693.53
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Solution
The fourth proportional to 236,239,132.15, 354,375,724.51 and 90,672,693.53 is: 136,015,575.28
Step by Step Solution
- Step 1: Write the proportion equation
236,239,132.15 : 354,375,724.51 = 90,672,693.53 : x - Step 2: Convert to fraction form
236,239,132.15/354,375,724.51 = 90,672,693.53/x - Step 3: Cross multiply
236,239,132.15x = 354,375,724.51 × 90,672,693.53 - Step 4: Simplify right side
236,239,132.15x = 32,132,201,462,966,940 - Step 5: Solve for x
x = 32,132,201,462,966,940/236,239,132.15 - Step 6: Final answer
x = 136,015,575.28
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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.