Finding the Fourth Proportional to 118,644,201.28, 177,901,281.19 and 36,740,341.72
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Solution
The fourth proportional to 118,644,201.28, 177,901,281.19 and 36,740,341.72 is: 55,090,377.72
Step by Step Solution
- Step 1: Write the proportion equation
118,644,201.28 : 177,901,281.19 = 36,740,341.72 : x - Step 2: Convert to fraction form
118,644,201.28/177,901,281.19 = 36,740,341.72/x - Step 3: Cross multiply
118,644,201.28x = 177,901,281.19 × 36,740,341.72 - Step 4: Simplify right side
118,644,201.28x = 6,536,153,863,346,408 - Step 5: Solve for x
x = 6,536,153,863,346,408/118,644,201.28 - Step 6: Final answer
x = 55,090,377.72
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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.