Finding the Fourth Proportional to 970,673,329.56, 1,453,698,805.95 and 619,832,674.92
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Solution
The fourth proportional to 970,673,329.56, 1,453,698,805.95 and 619,832,674.92 is: 928,273,181.08
Step by Step Solution
- Step 1: Write the proportion equation
970,673,329.56 : 1,453,698,805.95 = 619,832,674.92 : x - Step 2: Convert to fraction form
970,673,329.56/1,453,698,805.95 = 619,832,674.92/x - Step 3: Cross multiply
970,673,329.56x = 1,453,698,805.95 × 619,832,674.92 - Step 4: Simplify right side
970,673,329.56x = 901,050,019,419,998,464 - Step 5: Solve for x
x = 901,050,019,419,998,464/970,673,329.56 - Step 6: Final answer
x = 928,273,181.08
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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.