Finding the Fourth Proportional to 897,885,537.20, 1,346,828,305.80 and 591,523,578.80
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Solution
The fourth proportional to 897,885,537.20, 1,346,828,305.80 and 591,523,578.80 is: 887,285,368.20
Step by Step Solution
- Step 1: Write the proportion equation
897,885,537.20 : 1,346,828,305.80 = 591,523,578.80 : x - Step 2: Convert to fraction form
897,885,537.20/1,346,828,305.80 = 591,523,578.80/x - Step 3: Cross multiply
897,885,537.20x = 1,346,828,305.80 × 591,523,578.80 - Step 4: Simplify right side
897,885,537.20x = 796,680,699,475,956,736 - Step 5: Solve for x
x = 796,680,699,475,956,736/897,885,537.20 - Step 6: Final answer
x = 887,285,368.20
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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.