Finding the Fourth Proportional to 4,248,154,103.74, 6,371,144,254.79 and 1,259,518,344.18
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Solution
The fourth proportional to 4,248,154,103.74, 6,371,144,254.79 and 1,259,518,344.18 is: 1,888,955,265.36
Step by Step Solution
- Step 1: Write the proportion equation
4,248,154,103.74 : 6,371,144,254.79 = 1,259,518,344.18 : x - Step 2: Convert to fraction form
4,248,154,103.74/6,371,144,254.79 = 1,259,518,344.18/x - Step 3: Cross multiply
4,248,154,103.74x = 6,371,144,254.79 × 1,259,518,344.18 - Step 4: Simplify right side
4,248,154,103.74x = 8,024,573,062,305,847,296 - Step 5: Solve for x
x = 8,024,573,062,305,847,296/4,248,154,103.74 - Step 6: Final answer
x = 1,888,955,265.36
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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.