Finding the Fourth Proportional to 2,147,367,661.24, 2,963,021,677.32 and 1,207,514,267.32
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Solution
The fourth proportional to 2,147,367,661.24, 2,963,021,677.32 and 1,207,514,267.32 is: 1,666,175,296.54
Step by Step Solution
- Step 1: Write the proportion equation
2,147,367,661.24 : 2,963,021,677.32 = 1,207,514,267.32 : x - Step 2: Convert to fraction form
2,147,367,661.24/2,963,021,677.32 = 1,207,514,267.32/x - Step 3: Cross multiply
2,147,367,661.24x = 2,963,021,677.32 × 1,207,514,267.32 - Step 4: Simplify right side
2,147,367,661.24x = 3,577,890,949,742,337,024 - Step 5: Solve for x
x = 3,577,890,949,742,337,024/2,147,367,661.24 - Step 6: Final answer
x = 1,666,175,296.54
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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.