Finding the Fourth Proportional to 118,161,358.15, 177,268,387.84 and 36,288,498.78
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Solution
The fourth proportional to 118,161,358.15, 177,268,387.84 and 36,288,498.78 is: 54,440,840.70
Step by Step Solution
- Step 1: Write the proportion equation
118,161,358.15 : 177,268,387.84 = 36,288,498.78 : x - Step 2: Convert to fraction form
118,161,358.15/177,268,387.84 = 36,288,498.78/x - Step 3: Cross multiply
118,161,358.15x = 177,268,387.84 × 36,288,498.78 - Step 4: Simplify right side
118,161,358.15x = 6,432,803,676,374,674 - Step 5: Solve for x
x = 6,432,803,676,374,674/118,161,358.15 - Step 6: Final answer
x = 54,440,840.70
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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.