Finding the Fourth Proportional to 245,902,724.00, 339,346,089.79 and 141,478,700.93
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Solution
The fourth proportional to 245,902,724.00, 339,346,089.79 and 141,478,700.93 is: 195,240,797.53
Step by Step Solution
- Step 1: Write the proportion equation
245,902,724.00 : 339,346,089.79 = 141,478,700.93 : x - Step 2: Convert to fraction form
245,902,724.00/339,346,089.79 = 141,478,700.93/x - Step 3: Cross multiply
245,902,724.00x = 339,346,089.79 × 141,478,700.93 - Step 4: Simplify right side
245,902,724.00x = 48,010,243,947,113,920 - Step 5: Solve for x
x = 48,010,243,947,113,920/245,902,724.00 - Step 6: Final answer
x = 195,240,797.53
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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.