Finding the Fourth Proportional to 103,352,269.25, 155,058,670.84 and 30,570,988.09
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Solution
The fourth proportional to 103,352,269.25, 155,058,670.84 and 30,570,988.09 is: 45,865,434.92
Step by Step Solution
- Step 1: Write the proportion equation
103,352,269.25 : 155,058,670.84 = 30,570,988.09 : x - Step 2: Convert to fraction form
103,352,269.25/155,058,670.84 = 30,570,988.09/x - Step 3: Cross multiply
103,352,269.25x = 155,058,670.84 × 30,570,988.09 - Step 4: Simplify right side
103,352,269.25x = 4,740,296,779,500,870 - Step 5: Solve for x
x = 4,740,296,779,500,870/103,352,269.25 - Step 6: Final answer
x = 45,865,434.92
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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.