Finding the Fourth Proportional to 104,976,124.90, 157,464,187.35 and 28,306,903.30
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Solution
The fourth proportional to 104,976,124.90, 157,464,187.35 and 28,306,903.30 is: 42,460,354.95
Step by Step Solution
- Step 1: Write the proportion equation
104,976,124.90 : 157,464,187.35 = 28,306,903.30 : x - Step 2: Convert to fraction form
104,976,124.90/157,464,187.35 = 28,306,903.30/x - Step 3: Cross multiply
104,976,124.90x = 157,464,187.35 × 28,306,903.30 - Step 4: Simplify right side
104,976,124.90x = 4,457,323,524,529,533 - Step 5: Solve for x
x = 4,457,323,524,529,533/104,976,124.90 - Step 6: Final answer
x = 42,460,354.95
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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.