Finding the Fourth Proportional to 8,436,654,222.06, 12,657,438,580.68 and 3,777,438,565.92
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Solution
The fourth proportional to 8,436,654,222.06, 12,657,438,580.68 and 3,777,438,565.92 is: 5,667,258,060.12
Step by Step Solution
- Step 1: Write the proportion equation
8,436,654,222.06 : 12,657,438,580.68 = 3,777,438,565.92 : x - Step 2: Convert to fraction form
8,436,654,222.06/12,657,438,580.68 = 3,777,438,565.92/x - Step 3: Cross multiply
8,436,654,222.06x = 12,657,438,580.68 × 3,777,438,565.92 - Step 4: Simplify right side
8,436,654,222.06x = 47,812,696,640,424,345,600 - Step 5: Solve for x
x = 47,812,696,640,424,345,600/8,436,654,222.06 - Step 6: Final answer
x = 5,667,258,060.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.