Finding the Fourth Proportional to 1,087,674,119.10, 1,631,829,545.46 and 350,729,202.48
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Solution
The fourth proportional to 1,087,674,119.10, 1,631,829,545.46 and 350,729,202.48 is: 526,196,463.64
Step by Step Solution
- Step 1: Write the proportion equation
1,087,674,119.10 : 1,631,829,545.46 = 350,729,202.48 : x - Step 2: Convert to fraction form
1,087,674,119.10/1,631,829,545.46 = 350,729,202.48/x - Step 3: Cross multiply
1,087,674,119.10x = 1,631,829,545.46 × 350,729,202.48 - Step 4: Simplify right side
1,087,674,119.10x = 572,330,275,062,486,720 - Step 5: Solve for x
x = 572,330,275,062,486,720/1,087,674,119.10 - Step 6: Final answer
x = 526,196,463.64
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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.