Finding the Fourth Proportional to 125,670,657.30, 188,505,985.95 and 34,794,246.30
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Solution
The fourth proportional to 125,670,657.30, 188,505,985.95 and 34,794,246.30 is: 52,191,369.45
Step by Step Solution
- Step 1: Write the proportion equation
125,670,657.30 : 188,505,985.95 = 34,794,246.30 : x - Step 2: Convert to fraction form
125,670,657.30/188,505,985.95 = 34,794,246.30/x - Step 3: Cross multiply
125,670,657.30x = 188,505,985.95 × 34,794,246.30 - Step 4: Simplify right side
125,670,657.30x = 6,558,923,704,168,639 - Step 5: Solve for x
x = 6,558,923,704,168,639/125,670,657.30 - Step 6: Final answer
x = 52,191,369.45
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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.