Finding the Fourth Proportional to 2,175,929,159.24, 3,002,792,408.43 and 1,236,183,367.52
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Solution
The fourth proportional to 2,175,929,159.24, 3,002,792,408.43 and 1,236,183,367.52 is: 1,705,938,824.18
Step by Step Solution
- Step 1: Write the proportion equation
2,175,929,159.24 : 3,002,792,408.43 = 1,236,183,367.52 : x - Step 2: Convert to fraction form
2,175,929,159.24/3,002,792,408.43 = 1,236,183,367.52/x - Step 3: Cross multiply
2,175,929,159.24x = 3,002,792,408.43 × 1,236,183,367.52 - Step 4: Simplify right side
2,175,929,159.24x = 3,712,002,031,416,488,448 - Step 5: Solve for x
x = 3,712,002,031,416,488,448/2,175,929,159.24 - Step 6: Final answer
x = 1,705,938,824.18
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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.