Finding the Fourth Proportional to 1,717,587,844.32, 2,576,381,372.82 and 490,756,310.40
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Solution
The fourth proportional to 1,717,587,844.32, 2,576,381,372.82 and 490,756,310.40 is: 736,134,353.12
Step by Step Solution
- Step 1: Write the proportion equation
1,717,587,844.32 : 2,576,381,372.82 = 490,756,310.40 : x - Step 2: Convert to fraction form
1,717,587,844.32/2,576,381,372.82 = 490,756,310.40/x - Step 3: Cross multiply
1,717,587,844.32x = 2,576,381,372.82 × 490,756,310.40 - Step 4: Simplify right side
1,717,587,844.32x = 1,264,375,416,708,430,080 - Step 5: Solve for x
x = 1,264,375,416,708,430,080/1,717,587,844.32 - Step 6: Final answer
x = 736,134,353.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.