Finding the Fourth Proportional to 9,567,921,347.70, 14,351,882,021.55 and 8,259,301,029.30
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Solution
The fourth proportional to 9,567,921,347.70, 14,351,882,021.55 and 8,259,301,029.30 is: 12,388,951,543.95
Step by Step Solution
- Step 1: Write the proportion equation
9,567,921,347.70 : 14,351,882,021.55 = 8,259,301,029.30 : x - Step 2: Convert to fraction form
9,567,921,347.70/14,351,882,021.55 = 8,259,301,029.30/x - Step 3: Cross multiply
9,567,921,347.70x = 14,351,882,021.55 × 8,259,301,029.30 - Step 4: Simplify right side
9,567,921,347.70x = 118,536,513,952,980,074,496 - Step 5: Solve for x
x = 118,536,513,952,980,074,496/9,567,921,347.70 - Step 6: Final answer
x = 12,388,951,543.95
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Double scale
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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.