Finding the Fourth Proportional to 4,345,601,587.20, 6,518,402,380.80 and 1,585,320,652.80
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Solution
The fourth proportional to 4,345,601,587.20, 6,518,402,380.80 and 1,585,320,652.80 is: 2,377,980,979.20
Step by Step Solution
- Step 1: Write the proportion equation
4,345,601,587.20 : 6,518,402,380.80 = 1,585,320,652.80 : x - Step 2: Convert to fraction form
4,345,601,587.20/6,518,402,380.80 = 1,585,320,652.80/x - Step 3: Cross multiply
4,345,601,587.20x = 6,518,402,380.80 × 1,585,320,652.80 - Step 4: Simplify right side
4,345,601,587.20x = 10,333,757,917,542,930,432 - Step 5: Solve for x
x = 10,333,757,917,542,930,432/4,345,601,587.20 - Step 6: Final answer
x = 2,377,980,979.20
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1.5x scale
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.