Finding the Fourth Proportional to 4,467,319,612.80, 6,700,979,419.20 and 1,195,768,816.80
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Solution
The fourth proportional to 4,467,319,612.80, 6,700,979,419.20 and 1,195,768,816.80 is: 1,793,653,225.20
Step by Step Solution
- Step 1: Write the proportion equation
4,467,319,612.80 : 6,700,979,419.20 = 1,195,768,816.80 : x - Step 2: Convert to fraction form
4,467,319,612.80/6,700,979,419.20 = 1,195,768,816.80/x - Step 3: Cross multiply
4,467,319,612.80x = 6,700,979,419.20 × 1,195,768,816.80 - Step 4: Simplify right side
4,467,319,612.80x = 8,012,822,231,497,934,848 - Step 5: Solve for x
x = 8,012,822,231,497,934,848/4,467,319,612.80 - Step 6: Final answer
x = 1,793,653,225.20
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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.