Finding the Fourth Proportional to 235,264,585.48, 324,674,085.50 and 130,850,207.08
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Solution
The fourth proportional to 235,264,585.48, 324,674,085.50 and 130,850,207.08 is: 180,578,267.80
Step by Step Solution
- Step 1: Write the proportion equation
235,264,585.48 : 324,674,085.50 = 130,850,207.08 : x - Step 2: Convert to fraction form
235,264,585.48/324,674,085.50 = 130,850,207.08/x - Step 3: Cross multiply
235,264,585.48x = 324,674,085.50 × 130,850,207.08 - Step 4: Simplify right side
235,264,585.48x = 42,483,671,321,184,624 - Step 5: Solve for x
x = 42,483,671,321,184,624/235,264,585.48 - Step 6: Final answer
x = 180,578,267.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.