Finding the Fourth Proportional to 66,077,522.23, 99,118,237.08 and 31,537,562.98
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Solution
The fourth proportional to 66,077,522.23, 99,118,237.08 and 31,537,562.98 is: 47,307,276.95
Step by Step Solution
- Step 1: Write the proportion equation
66,077,522.23 : 99,118,237.08 = 31,537,562.98 : x - Step 2: Convert to fraction form
66,077,522.23/99,118,237.08 = 31,537,562.98/x - Step 3: Cross multiply
66,077,522.23x = 99,118,237.08 × 31,537,562.98 - Step 4: Simplify right side
66,077,522.23x = 3,125,947,644,377,071.50 - Step 5: Solve for x
x = 3,125,947,644,377,071.50/66,077,522.23 - Step 6: Final answer
x = 47,307,276.95
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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.