Finding the Fourth Proportional to 234,235,574.04, 323,245,101.42 and 129,829,340.28
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Solution
The fourth proportional to 234,235,574.04, 323,245,101.42 and 129,829,340.28 is: 179,164,494.71
Step by Step Solution
- Step 1: Write the proportion equation
234,235,574.04 : 323,245,101.42 = 129,829,340.28 : x - Step 2: Convert to fraction form
234,235,574.04/323,245,101.42 = 129,829,340.28/x - Step 3: Cross multiply
234,235,574.04x = 323,245,101.42 × 129,829,340.28 - Step 4: Simplify right side
234,235,574.04x = 41,966,698,266,100,296 - Step 5: Solve for x
x = 41,966,698,266,100,296/234,235,574.04 - Step 6: Final answer
x = 179,164,494.71
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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.