Finding the Fourth Proportional to 118,562,533.70, 163,612,782.46 and 65,641,599.96
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Solution
The fourth proportional to 118,562,533.70, 163,612,782.46 and 65,641,599.96 is: 90,583,462.41
Step by Step Solution
- Step 1: Write the proportion equation
118,562,533.70 : 163,612,782.46 = 65,641,599.96 : x - Step 2: Convert to fraction form
118,562,533.70/163,612,782.46 = 65,641,599.96/x - Step 3: Cross multiply
118,562,533.70x = 163,612,782.46 × 65,641,599.96 - Step 4: Simplify right side
118,562,533.70x = 10,739,804,814,826,754 - Step 5: Solve for x
x = 10,739,804,814,826,754/118,562,533.70 - Step 6: Final answer
x = 90,583,462.41
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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.