Finding the Fourth Proportional to 93,312,122.20, 139,968,183.30 and 58,874,745.40
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Solution
The fourth proportional to 93,312,122.20, 139,968,183.30 and 58,874,745.40 is: 88,312,118.10
Step by Step Solution
- Step 1: Write the proportion equation
93,312,122.20 : 139,968,183.30 = 58,874,745.40 : x - Step 2: Convert to fraction form
93,312,122.20/139,968,183.30 = 58,874,745.40/x - Step 3: Cross multiply
93,312,122.20x = 139,968,183.30 × 58,874,745.40 - Step 4: Simplify right side
93,312,122.20x = 8,240,591,155,888,032 - Step 5: Solve for x
x = 8,240,591,155,888,032/93,312,122.20 - Step 6: Final answer
x = 88,312,118.10
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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.