Finding the Fourth Proportional to 85,653,707.34, 118,202,266.07 and 46,495,510.62
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Solution
The fourth proportional to 85,653,707.34, 118,202,266.07 and 46,495,510.62 is: 64,163,886.05
Step by Step Solution
- Step 1: Write the proportion equation
85,653,707.34 : 118,202,266.07 = 46,495,510.62 : x - Step 2: Convert to fraction form
85,653,707.34/118,202,266.07 = 46,495,510.62/x - Step 3: Cross multiply
85,653,707.34x = 118,202,266.07 × 46,495,510.62 - Step 4: Simplify right side
85,653,707.34x = 5,495,874,717,133,273 - Step 5: Solve for x
x = 5,495,874,717,133,273/85,653,707.34 - Step 6: Final answer
x = 64,163,886.05
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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.