Finding the Fourth Proportional to 65,288,206.70, 97,820,335.65 and 31,136,014.70
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Solution
The fourth proportional to 65,288,206.70, 97,820,335.65 and 31,136,014.70 is: 46,650,621.34
Step by Step Solution
- Step 1: Write the proportion equation
65,288,206.70 : 97,820,335.65 = 31,136,014.70 : x - Step 2: Convert to fraction form
65,288,206.70/97,820,335.65 = 31,136,014.70/x - Step 3: Cross multiply
65,288,206.70x = 97,820,335.65 × 31,136,014.70 - Step 4: Simplify right side
65,288,206.70x = 3,045,735,408,757,334 - Step 5: Solve for x
x = 3,045,735,408,757,334/65,288,206.70 - Step 6: Final answer
x = 46,650,621.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.