Finding the Fourth Proportional to 97,476,313,489.56, 134,497,169,050.80 and 56,275,979,311.80
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Solution
The fourth proportional to 97,476,313,489.56, 134,497,169,050.80 and 56,275,979,311.80 is: 77,649,221,970.31
Step by Step Solution
- Step 1: Write the proportion equation
97,476,313,489.56 : 134,497,169,050.80 = 56,275,979,311.80 : x - Step 2: Convert to fraction form
97,476,313,489.56/134,497,169,050.80 = 56,275,979,311.80/x - Step 3: Cross multiply
97,476,313,489.56x = 134,497,169,050.80 × 56,275,979,311.80 - Step 4: Simplify right side
97,476,313,489.56x = 7,568,959,902,998,488,678,400 - Step 5: Solve for x
x = 7,568,959,902,998,488,678,400/97,476,313,489.56 - Step 6: Final answer
x = 77,649,221,970.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.