Finding the Fourth Proportional to 7,631,820,201.15, 10,524,806,298.09 and 4,952,735,775.18
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Solution
The fourth proportional to 7,631,820,201.15, 10,524,806,298.09 and 4,952,735,775.18 is: 6,830,164,142.43
Step by Step Solution
- Step 1: Write the proportion equation
7,631,820,201.15 : 10,524,806,298.09 = 4,952,735,775.18 : x - Step 2: Convert to fraction form
7,631,820,201.15/10,524,806,298.09 = 4,952,735,775.18/x - Step 3: Cross multiply
7,631,820,201.15x = 10,524,806,298.09 × 4,952,735,775.18 - Step 4: Simplify right side
7,631,820,201.15x = 52,126,584,679,390,126,080 - Step 5: Solve for x
x = 52,126,584,679,390,126,080/7,631,820,201.15 - Step 6: Final answer
x = 6,830,164,142.43
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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.