Finding the Fourth Proportional to 2,521,448,389.12, 3,779,163,513.36 and 1,173,544,759.84
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Solution
The fourth proportional to 2,521,448,389.12, 3,779,163,513.36 and 1,173,544,759.84 is: 1,758,916,643.63
Step by Step Solution
- Step 1: Write the proportion equation
2,521,448,389.12 : 3,779,163,513.36 = 1,173,544,759.84 : x - Step 2: Convert to fraction form
2,521,448,389.12/3,779,163,513.36 = 1,173,544,759.84/x - Step 3: Cross multiply
2,521,448,389.12x = 3,779,163,513.36 × 1,173,544,759.84 - Step 4: Simplify right side
2,521,448,389.12x = 4,435,017,537,682,151,424 - Step 5: Solve for x
x = 4,435,017,537,682,151,424/2,521,448,389.12 - Step 6: Final answer
x = 1,758,916,643.63
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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.