Finding the Fourth Proportional to 212,580,258.44, 293,366,974.50 and 124,466,012.03
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Solution
The fourth proportional to 212,580,258.44, 293,366,974.50 and 124,466,012.03 is: 171,766,737.17
Step by Step Solution
- Step 1: Write the proportion equation
212,580,258.44 : 293,366,974.50 = 124,466,012.03 : x - Step 2: Convert to fraction form
212,580,258.44/293,366,974.50 = 124,466,012.03/x - Step 3: Cross multiply
212,580,258.44x = 293,366,974.50 × 124,466,012.03 - Step 4: Simplify right side
212,580,258.44x = 36,514,217,378,055,120 - Step 5: Solve for x
x = 36,514,217,378,055,120/212,580,258.44 - Step 6: Final answer
x = 171,766,737.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.