Finding the Fourth Proportional to 571,862,064.24, 857,651,378.76 and 162,921,757.68
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Solution
The fourth proportional to 571,862,064.24, 857,651,378.76 and 162,921,757.68 is: 244,342,261.61
Step by Step Solution
- Step 1: Write the proportion equation
571,862,064.24 : 857,651,378.76 = 162,921,757.68 : x - Step 2: Convert to fraction form
571,862,064.24/857,651,378.76 = 162,921,757.68/x - Step 3: Cross multiply
571,862,064.24x = 857,651,378.76 × 162,921,757.68 - Step 4: Simplify right side
571,862,064.24x = 139,730,070,104,254,624 - Step 5: Solve for x
x = 139,730,070,104,254,624/571,862,064.24 - Step 6: Final answer
x = 244,342,261.61
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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.