Finding the Fourth Proportional to 98,318,672.70, 147,537,058.05 and 40,804,946.70
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Solution
The fourth proportional to 98,318,672.70, 147,537,058.05 and 40,804,946.70 is: 61,231,927.01
Step by Step Solution
- Step 1: Write the proportion equation
98,318,672.70 : 147,537,058.05 = 40,804,946.70 : x - Step 2: Convert to fraction form
98,318,672.70/147,537,058.05 = 40,804,946.70/x - Step 3: Cross multiply
98,318,672.70x = 147,537,058.05 × 40,804,946.70 - Step 4: Simplify right side
98,318,672.70x = 6,020,241,790,005,057 - Step 5: Solve for x
x = 6,020,241,790,005,057/98,318,672.70 - Step 6: Final answer
x = 61,231,927.01
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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.