Finding the Fourth Proportional to 154,280,652,595.05, 231,450,781,330.17 and 58,659,236,638.14
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Solution
The fourth proportional to 154,280,652,595.05, 231,450,781,330.17 and 58,659,236,638.14 is: 88,000,186,178.66
Step by Step Solution
- Step 1: Write the proportion equation
154,280,652,595.05 : 231,450,781,330.17 = 58,659,236,638.14 : x - Step 2: Convert to fraction form
154,280,652,595.05/231,450,781,330.17 = 58,659,236,638.14/x - Step 3: Cross multiply
154,280,652,595.05x = 231,450,781,330.17 × 58,659,236,638.14 - Step 4: Simplify right side
154,280,652,595.05x = 13,576,726,152,128,837,451,776 - Step 5: Solve for x
x = 13,576,726,152,128,837,451,776/154,280,652,595.05 - Step 6: Final answer
x = 88,000,186,178.66
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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.