Finding the Fourth Proportional to 414,721,633.44, 572,292,884.46 and 226,512,454.12
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Solution
The fourth proportional to 414,721,633.44, 572,292,884.46 and 226,512,454.12 is: 312,574,641.11
Step by Step Solution
- Step 1: Write the proportion equation
414,721,633.44 : 572,292,884.46 = 226,512,454.12 : x - Step 2: Convert to fraction form
414,721,633.44/572,292,884.46 = 226,512,454.12/x - Step 3: Cross multiply
414,721,633.44x = 572,292,884.46 × 226,512,454.12 - Step 4: Simplify right side
414,721,633.44x = 129,631,465,734,448,224 - Step 5: Solve for x
x = 129,631,465,734,448,224/414,721,633.44 - Step 6: Final answer
x = 312,574,641.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.