Finding the Fourth Proportional to 98,496,099.70, 147,744,149.55 and 26,692,515.70
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Solution
The fourth proportional to 98,496,099.70, 147,744,149.55 and 26,692,515.70 is: 40,038,773.55
Step by Step Solution
- Step 1: Write the proportion equation
98,496,099.70 : 147,744,149.55 = 26,692,515.70 : x - Step 2: Convert to fraction form
98,496,099.70/147,744,149.55 = 26,692,515.70/x - Step 3: Cross multiply
98,496,099.70x = 147,744,149.55 × 26,692,515.70 - Step 4: Simplify right side
98,496,099.70x = 3,943,663,031,446,523 - Step 5: Solve for x
x = 3,943,663,031,446,523/98,496,099.70 - Step 6: Final answer
x = 40,038,773.55
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1.5x scale
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.