Finding the Fourth Proportional to 1,454,288,470.08, 2,006,920,334.16 and 827,756,891.52
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Solution
The fourth proportional to 1,454,288,470.08, 2,006,920,334.16 and 827,756,891.52 is: 1,142,305,788.37
Step by Step Solution
- Step 1: Write the proportion equation
1,454,288,470.08 : 2,006,920,334.16 = 827,756,891.52 : x - Step 2: Convert to fraction form
1,454,288,470.08/2,006,920,334.16 = 827,756,891.52/x - Step 3: Cross multiply
1,454,288,470.08x = 2,006,920,334.16 × 827,756,891.52 - Step 4: Simplify right side
1,454,288,470.08x = 1,661,242,137,332,561,408 - Step 5: Solve for x
x = 1,661,242,137,332,561,408/1,454,288,470.08 - Step 6: Final answer
x = 1,142,305,788.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.