Finding the Fourth Proportional to 65,131,897.74, 97,698,183.57 and 38,186,658.06
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Solution
The fourth proportional to 65,131,897.74, 97,698,183.57 and 38,186,658.06 is: 57,280,184.65
Step by Step Solution
- Step 1: Write the proportion equation
65,131,897.74 : 97,698,183.57 = 38,186,658.06 : x - Step 2: Convert to fraction form
65,131,897.74/97,698,183.57 = 38,186,658.06/x - Step 3: Cross multiply
65,131,897.74x = 97,698,183.57 × 38,186,658.06 - Step 4: Simplify right side
65,131,897.74x = 3,730,767,129,070,700 - Step 5: Solve for x
x = 3,730,767,129,070,700/65,131,897.74 - Step 6: Final answer
x = 57,280,184.65
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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.