Finding the Fourth Proportional to 537,857,956.44, 742,224,383.86 and 299,690,835.21
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Solution
The fourth proportional to 537,857,956.44, 742,224,383.86 and 299,690,835.21 is: 413,562,433.82
Step by Step Solution
- Step 1: Write the proportion equation
537,857,956.44 : 742,224,383.86 = 299,690,835.21 : x - Step 2: Convert to fraction form
537,857,956.44/742,224,383.86 = 299,690,835.21/x - Step 3: Cross multiply
537,857,956.44x = 742,224,383.86 × 299,690,835.21 - Step 4: Simplify right side
537,857,956.44x = 222,437,845,512,231,040 - Step 5: Solve for x
x = 222,437,845,512,231,040/537,857,956.44 - Step 6: Final answer
x = 413,562,433.82
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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.