Finding the Fourth Proportional to 93,312,306.80, 139,968,460.20 and 32,734,156.40
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Solution
The fourth proportional to 93,312,306.80, 139,968,460.20 and 32,734,156.40 is: 49,101,234.60
Step by Step Solution
- Step 1: Write the proportion equation
93,312,306.80 : 139,968,460.20 = 32,734,156.40 : x - Step 2: Convert to fraction form
93,312,306.80/139,968,460.20 = 32,734,156.40/x - Step 3: Cross multiply
93,312,306.80x = 139,968,460.20 × 32,734,156.40 - Step 4: Simplify right side
93,312,306.80x = 4,581,749,467,253,975 - Step 5: Solve for x
x = 4,581,749,467,253,975/93,312,306.80 - Step 6: Final answer
x = 49,101,234.60
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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.