Finding the Fourth Proportional to 65,264,825.20, 97,897,237.80 and 61,233,746.80
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Solution
The fourth proportional to 65,264,825.20, 97,897,237.80 and 61,233,746.80 is: 91,850,620.20
Step by Step Solution
- Step 1: Write the proportion equation
65,264,825.20 : 97,897,237.80 = 61,233,746.80 : x - Step 2: Convert to fraction form
65,264,825.20/97,897,237.80 = 61,233,746.80/x - Step 3: Cross multiply
65,264,825.20x = 97,897,237.80 × 61,233,746.80 - Step 4: Simplify right side
65,264,825.20x = 5,994,614,671,864,589 - Step 5: Solve for x
x = 5,994,614,671,864,589/65,264,825.20 - Step 6: Final answer
x = 91,850,620.20
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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.