Finding the Fourth Proportional to 106,302,911.10, 159,454,366.65 and 57,803,999.10
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Solution
The fourth proportional to 106,302,911.10, 159,454,366.65 and 57,803,999.10 is: 86,705,998.65
Step by Step Solution
- Step 1: Write the proportion equation
106,302,911.10 : 159,454,366.65 = 57,803,999.10 : x - Step 2: Convert to fraction form
106,302,911.10/159,454,366.65 = 57,803,999.10/x - Step 3: Cross multiply
106,302,911.10x = 159,454,366.65 × 57,803,999.10 - Step 4: Simplify right side
106,302,911.10x = 9,217,100,066,327,670 - Step 5: Solve for x
x = 9,217,100,066,327,670/106,302,911.10 - Step 6: Final answer
x = 86,705,998.65
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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.