Finding the Fourth Proportional to 944,815,921.80, 1,417,223,882.70 and 536,669,233.80
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Solution
The fourth proportional to 944,815,921.80, 1,417,223,882.70 and 536,669,233.80 is: 805,003,850.70
Step by Step Solution
- Step 1: Write the proportion equation
944,815,921.80 : 1,417,223,882.70 = 536,669,233.80 : x - Step 2: Convert to fraction form
944,815,921.80/1,417,223,882.70 = 536,669,233.80/x - Step 3: Cross multiply
944,815,921.80x = 1,417,223,882.70 × 536,669,233.80 - Step 4: Simplify right side
944,815,921.80x = 760,580,455,251,670,144 - Step 5: Solve for x
x = 760,580,455,251,670,144/944,815,921.80 - Step 6: Final answer
x = 805,003,850.70
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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.