Finding the Fourth Proportional to 5,425,911,265.13, 8,137,964,174.94 and 1,643,404,303.90
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Solution
The fourth proportional to 5,425,911,265.13, 8,137,964,174.94 and 1,643,404,303.90 is: 2,464,833,038.47
Step by Step Solution
- Step 1: Write the proportion equation
5,425,911,265.13 : 8,137,964,174.94 = 1,643,404,303.90 : x - Step 2: Convert to fraction form
5,425,911,265.13/8,137,964,174.94 = 1,643,404,303.90/x - Step 3: Cross multiply
5,425,911,265.13x = 8,137,964,174.94 × 1,643,404,303.90 - Step 4: Simplify right side
5,425,911,265.13x = 13,373,965,350,080,409,600 - Step 5: Solve for x
x = 13,373,965,350,080,409,600/5,425,911,265.13 - Step 6: Final answer
x = 2,464,833,038.47
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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.