Finding the Fourth Proportional to 113,776,495.12, 170,599,555.84 and 34,972,480.05
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Solution
The fourth proportional to 113,776,495.12, 170,599,555.84 and 34,972,480.05 is: 52,438,683.02
Step by Step Solution
- Step 1: Write the proportion equation
113,776,495.12 : 170,599,555.84 = 34,972,480.05 : x - Step 2: Convert to fraction form
113,776,495.12/170,599,555.84 = 34,972,480.05/x - Step 3: Cross multiply
113,776,495.12x = 170,599,555.84 × 34,972,480.05 - Step 4: Simplify right side
113,776,495.12x = 5,966,289,563,153,261 - Step 5: Solve for x
x = 5,966,289,563,153,261/113,776,495.12 - Step 6: Final answer
x = 52,438,683.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.