Finding the Fourth Proportional to 67,006,027.80, 100,509,041.70 and 67,006,027.80
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Solution
The fourth proportional to 67,006,027.80, 100,509,041.70 and 67,006,027.80 is: 100,509,041.70
Step by Step Solution
- Step 1: Write the proportion equation
67,006,027.80 : 100,509,041.70 = 67,006,027.80 : x - Step 2: Convert to fraction form
67,006,027.80/100,509,041.70 = 67,006,027.80/x - Step 3: Cross multiply
67,006,027.80x = 100,509,041.70 × 67,006,027.80 - Step 4: Simplify right side
67,006,027.80x = 6,734,711,642,301,559 - Step 5: Solve for x
x = 6,734,711,642,301,559/67,006,027.80 - Step 6: Final answer
x = 100,509,041.70
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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.