Finding the Fourth Proportional to 2,343,810,882.84, 3,232,987,780.16 and 1,390,516,704.08
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Solution
The fourth proportional to 2,343,810,882.84, 3,232,987,780.16 and 1,390,516,704.08 is: 1,918,040,207.64
Step by Step Solution
- Step 1: Write the proportion equation
2,343,810,882.84 : 3,232,987,780.16 = 1,390,516,704.08 : x - Step 2: Convert to fraction form
2,343,810,882.84/3,232,987,780.16 = 1,390,516,704.08/x - Step 3: Cross multiply
2,343,810,882.84x = 3,232,987,780.16 × 1,390,516,704.08 - Step 4: Simplify right side
2,343,810,882.84x = 4,495,523,512,398,998,528 - Step 5: Solve for x
x = 4,495,523,512,398,998,528/2,343,810,882.84 - Step 6: Final answer
x = 1,918,040,207.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.