Finding the Fourth Proportional to 357,366,858.58, 493,178,240.06 and 198,603,671.97
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Solution
The fourth proportional to 357,366,858.58, 493,178,240.06 and 198,603,671.97 is: 274,079,722.45
Step by Step Solution
- Step 1: Write the proportion equation
357,366,858.58 : 493,178,240.06 = 198,603,671.97 : x - Step 2: Convert to fraction form
357,366,858.58/493,178,240.06 = 198,603,671.97/x - Step 3: Cross multiply
357,366,858.58x = 493,178,240.06 × 198,603,671.97 - Step 4: Simplify right side
357,366,858.58x = 97,947,009,414,337,456 - Step 5: Solve for x
x = 97,947,009,414,337,456/357,366,858.58 - Step 6: Final answer
x = 274,079,722.45
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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.