Finding the Fourth Proportional to 900,330,874.84, 1,350,471,118.02 and 286,951,907.80
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Solution
The fourth proportional to 900,330,874.84, 1,350,471,118.02 and 286,951,907.80 is: 430,419,831.84
Step by Step Solution
- Step 1: Write the proportion equation
900,330,874.84 : 1,350,471,118.02 = 286,951,907.80 : x - Step 2: Convert to fraction form
900,330,874.84/1,350,471,118.02 = 286,951,907.80/x - Step 3: Cross multiply
900,330,874.84x = 1,350,471,118.02 × 286,951,907.80 - Step 4: Simplify right side
900,330,874.84x = 387,520,263,744,637,952 - Step 5: Solve for x
x = 387,520,263,744,637,952/900,330,874.84 - Step 6: Final answer
x = 430,419,831.84
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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.