Finding the Fourth Proportional to 103,609,130.27, 155,361,707.57 and 34,497,590.18
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Solution
The fourth proportional to 103,609,130.27, 155,361,707.57 and 34,497,590.18 is: 51,729,075.45
Step by Step Solution
- Step 1: Write the proportion equation
103,609,130.27 : 155,361,707.57 = 34,497,590.18 : x - Step 2: Convert to fraction form
103,609,130.27/155,361,707.57 = 34,497,590.18/x - Step 3: Cross multiply
103,609,130.27x = 155,361,707.57 × 34,497,590.18 - Step 4: Simplify right side
103,609,130.27x = 5,359,604,516,724,298 - Step 5: Solve for x
x = 5,359,604,516,724,298/103,609,130.27 - Step 6: Final answer
x = 51,729,075.45
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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.