Finding the Fourth Proportional to 74,890,147.90, 112,347,663.45 and 29,453,424.70
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Solution
The fourth proportional to 74,890,147.90, 112,347,663.45 and 29,453,424.70 is: 44,185,030.19
Step by Step Solution
- Step 1: Write the proportion equation
74,890,147.90 : 112,347,663.45 = 29,453,424.70 : x - Step 2: Convert to fraction form
74,890,147.90/112,347,663.45 = 29,453,424.70/x - Step 3: Cross multiply
74,890,147.90x = 112,347,663.45 × 29,453,424.70 - Step 4: Simplify right side
74,890,147.90x = 3,309,023,445,645,517 - Step 5: Solve for x
x = 3,309,023,445,645,517/74,890,147.90 - Step 6: Final answer
x = 44,185,030.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.