Finding the Fourth Proportional to 85,653,726.50, 118,202,292.54 and 46,495,529.84
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Solution
The fourth proportional to 85,653,726.50, 118,202,292.54 and 46,495,529.84 is: 64,163,912.58
Step by Step Solution
- Step 1: Write the proportion equation
85,653,726.50 : 118,202,292.54 = 46,495,529.84 : x - Step 2: Convert to fraction form
85,653,726.50/118,202,292.54 = 46,495,529.84/x - Step 3: Cross multiply
85,653,726.50x = 118,202,292.54 × 46,495,529.84 - Step 4: Simplify right side
85,653,726.50x = 5,495,878,219,358,968 - Step 5: Solve for x
x = 5,495,878,219,358,968/85,653,726.50 - Step 6: Final answer
x = 64,163,912.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.