Finding the Fourth Proportional to 291,230,228.13, 436,846,975.26 and 97,141,110.49
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Solution
The fourth proportional to 291,230,228.13, 436,846,975.26 and 97,141,110.49 is: 145,712,210.45
Step by Step Solution
- Step 1: Write the proportion equation
291,230,228.13 : 436,846,975.26 = 97,141,110.49 : x - Step 2: Convert to fraction form
291,230,228.13/436,846,975.26 = 97,141,110.49/x - Step 3: Cross multiply
291,230,228.13x = 436,846,975.26 × 97,141,110.49 - Step 4: Simplify right side
291,230,228.13x = 42,435,800,288,769,720 - Step 5: Solve for x
x = 42,435,800,288,769,720/291,230,228.13 - Step 6: Final answer
x = 145,712,210.45
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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.