Finding the Fourth Proportional to 1,083,400,805.44, 1,625,162,625.12 and 346,535,433.28
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Solution
The fourth proportional to 1,083,400,805.44, 1,625,162,625.12 and 346,535,433.28 is: 519,822,794.68
Step by Step Solution
- Step 1: Write the proportion equation
1,083,400,805.44 : 1,625,162,625.12 = 346,535,433.28 : x - Step 2: Convert to fraction form
1,083,400,805.44/1,625,162,625.12 = 346,535,433.28/x - Step 3: Cross multiply
1,083,400,805.44x = 1,625,162,625.12 × 346,535,433.28 - Step 4: Simplify right side
1,083,400,805.44x = 563,176,434,446,421,312 - Step 5: Solve for x
x = 563,176,434,446,421,312/1,083,400,805.44 - Step 6: Final answer
x = 519,822,794.68
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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.