Finding the Fourth Proportional to 425,922,448, 587,772,979.20 and 230,352,160
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Solution
The fourth proportional to 425,922,448, 587,772,979.20 and 230,352,160 is: 317,885,981.32
Step by Step Solution
- Step 1: Write the proportion equation
425,922,448 : 587,772,979.20 = 230,352,160 : x - Step 2: Convert to fraction form
425,922,448/587,772,979.20 = 230,352,160/x - Step 3: Cross multiply
425,922,448x = 587,772,979.20 × 230,352,160 - Step 4: Simplify right side
425,922,448x = 135,394,775,348,355,088 - Step 5: Solve for x
x = 135,394,775,348,355,088/425,922,448 - Step 6: Final answer
x = 317,885,981.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.