Finding the Fourth Proportional to 297,641,104.42, 446,432,789.97 and 90,381,309.94
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Solution
The fourth proportional to 297,641,104.42, 446,432,789.97 and 90,381,309.94 is: 135,563,199.30
Step by Step Solution
- Step 1: Write the proportion equation
297,641,104.42 : 446,432,789.97 = 90,381,309.94 : x - Step 2: Convert to fraction form
297,641,104.42/446,432,789.97 = 90,381,309.94/x - Step 3: Cross multiply
297,641,104.42x = 446,432,789.97 × 90,381,309.94 - Step 4: Simplify right side
297,641,104.42x = 40,349,180,357,657,496 - Step 5: Solve for x
x = 40,349,180,357,657,496/297,641,104.42 - Step 6: Final answer
x = 135,563,199.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.