Finding the Fourth Proportional to 4,549,384,490.04, 6,824,341,278.90 and 1,278,088,785.72
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Solution
The fourth proportional to 4,549,384,490.04, 6,824,341,278.90 and 1,278,088,785.72 is: 1,917,207,498.64
Step by Step Solution
- Step 1: Write the proportion equation
4,549,384,490.04 : 6,824,341,278.90 = 1,278,088,785.72 : x - Step 2: Convert to fraction form
4,549,384,490.04/6,824,341,278.90 = 1,278,088,785.72/x - Step 3: Cross multiply
4,549,384,490.04x = 6,824,341,278.90 × 1,278,088,785.72 - Step 4: Simplify right side
4,549,384,490.04x = 8,722,114,058,488,172,544 - Step 5: Solve for x
x = 8,722,114,058,488,172,544/4,549,384,490.04 - Step 6: Final answer
x = 1,917,207,498.64
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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.