Finding the Third Proportional to 872,128,698.75 and 1,340,524,869.75
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Solution
The third proportional to 872,128,698.75 and 1,340,524,869.75 is: 2,060,483,652.23
Step by Step Solution
- Step 1: Write the proportion equation
872,128,698.75 : 1,340,524,869.75 = 1,340,524,869.75 : x - Step 2: Convert to fraction form
872,128,698.75/1,340,524,869.75 = 1,340,524,869.75/x - Step 3: Cross multiply
872,128,698.75x = 1,340,524,869.75 × 1,340,524,869.75 - Step 4: Simplify right side
872,128,698.75x = 1,797,006,926,418,254,592 - Step 5: Solve for x
x = 1,797,006,926,418,254,592/872,128,698.75 - Step 6: Final answer
x = 2,060,483,652.23
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.