Finding the Fourth Proportional to 297,694,829.80, 446,542,244.70 and 93,285,562.60
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Solution
The fourth proportional to 297,694,829.80, 446,542,244.70 and 93,285,562.60 is: 139,928,343.90
Step by Step Solution
- Step 1: Write the proportion equation
297,694,829.80 : 446,542,244.70 = 93,285,562.60 : x - Step 2: Convert to fraction form
297,694,829.80/446,542,244.70 = 93,285,562.60/x - Step 3: Cross multiply
297,694,829.80x = 446,542,244.70 × 93,285,562.60 - Step 4: Simplify right side
297,694,829.80x = 41,655,944,521,506,368 - Step 5: Solve for x
x = 41,655,944,521,506,368/297,694,829.80 - Step 6: Final answer
x = 139,928,343.90
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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.