Finding the Fourth Proportional to 1,358,089,355.97, 2,035,054,816.29 and 913,786,345.17
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Solution
The fourth proportional to 1,358,089,355.97, 2,035,054,816.29 and 913,786,345.17 is: 1,369,280,522.39
Step by Step Solution
- Step 1: Write the proportion equation
1,358,089,355.97 : 2,035,054,816.29 = 913,786,345.17 : x - Step 2: Convert to fraction form
1,358,089,355.97/2,035,054,816.29 = 913,786,345.17/x - Step 3: Cross multiply
1,358,089,355.97x = 2,035,054,816.29 × 913,786,345.17 - Step 4: Simplify right side
1,358,089,355.97x = 1,859,605,302,798,244,864 - Step 5: Solve for x
x = 1,859,605,302,798,244,864/1,358,089,355.97 - Step 6: Final answer
x = 1,369,280,522.39
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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.