Finding the Fourth Proportional to 302,464,939.70, 453,697,409.55 and 149,184,427.70
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Solution
The fourth proportional to 302,464,939.70, 453,697,409.55 and 149,184,427.70 is: 223,776,641.55
Step by Step Solution
- Step 1: Write the proportion equation
302,464,939.70 : 453,697,409.55 = 149,184,427.70 : x - Step 2: Convert to fraction form
302,464,939.70/453,697,409.55 = 149,184,427.70/x - Step 3: Cross multiply
302,464,939.70x = 453,697,409.55 × 149,184,427.70 - Step 4: Simplify right side
302,464,939.70x = 67,684,588,392,689,264 - Step 5: Solve for x
x = 67,684,588,392,689,264/302,464,939.70 - Step 6: Final answer
x = 223,776,641.55
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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.