Finding the Fourth Proportional to 5,445,877,192.70, 8,168,815,789.05 and 4,671,036,214.70
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Solution
The fourth proportional to 5,445,877,192.70, 8,168,815,789.05 and 4,671,036,214.70 is: 7,006,554,322.05
Step by Step Solution
- Step 1: Write the proportion equation
5,445,877,192.70 : 8,168,815,789.05 = 4,671,036,214.70 : x - Step 2: Convert to fraction form
5,445,877,192.70/8,168,815,789.05 = 4,671,036,214.70/x - Step 3: Cross multiply
5,445,877,192.70x = 8,168,815,789.05 × 4,671,036,214.70 - Step 4: Simplify right side
5,445,877,192.70x = 38,156,834,381,865,705,472 - Step 5: Solve for x
x = 38,156,834,381,865,705,472/5,445,877,192.70 - Step 6: Final answer
x = 7,006,554,322.05
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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.