Finding the Fourth Proportional to 1,423,577,302.98, 2,133,859,291.56 and 647,767,771.80
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Solution
The fourth proportional to 1,423,577,302.98, 2,133,859,291.56 and 647,767,771.80 is: 970,966,083.64
Step by Step Solution
- Step 1: Write the proportion equation
1,423,577,302.98 : 2,133,859,291.56 = 647,767,771.80 : x - Step 2: Convert to fraction form
1,423,577,302.98/2,133,859,291.56 = 647,767,771.80/x - Step 3: Cross multiply
1,423,577,302.98x = 2,133,859,291.56 × 647,767,771.80 - Step 4: Simplify right side
1,423,577,302.98x = 1,382,245,278,628,547,584 - Step 5: Solve for x
x = 1,382,245,278,628,547,584/1,423,577,302.98 - Step 6: Final answer
x = 970,966,083.64
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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.