Finding the Fourth Proportional to 536,868,246.26, 740,866,567.52 and 310,816,762.68
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Solution
The fourth proportional to 536,868,246.26, 740,866,567.52 and 310,816,762.68 is: 428,920,409.62
Step by Step Solution
- Step 1: Write the proportion equation
536,868,246.26 : 740,866,567.52 = 310,816,762.68 : x - Step 2: Convert to fraction form
536,868,246.26/740,866,567.52 = 310,816,762.68/x - Step 3: Cross multiply
536,868,246.26x = 740,866,567.52 × 310,816,762.68 - Step 4: Simplify right side
536,868,246.26x = 230,273,748,097,965,312 - Step 5: Solve for x
x = 230,273,748,097,965,312/536,868,246.26 - Step 6: Final answer
x = 428,920,409.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.