Finding the Fourth Proportional to 236,646,507.13, 354,858,038.44 and 138,306,425.54
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Solution
The fourth proportional to 236,646,507.13, 354,858,038.44 and 138,306,425.54 is: 207,394,343.00
Step by Step Solution
- Step 1: Write the proportion equation
236,646,507.13 : 354,858,038.44 = 138,306,425.54 : x - Step 2: Convert to fraction form
236,646,507.13/354,858,038.44 = 138,306,425.54/x - Step 3: Cross multiply
236,646,507.13x = 354,858,038.44 × 138,306,425.54 - Step 4: Simplify right side
236,646,507.13x = 49,079,146,868,652,264 - Step 5: Solve for x
x = 49,079,146,868,652,264/236,646,507.13 - Step 6: Final answer
x = 207,394,343.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.