Finding the Fourth Proportional to 258,828,248.13, 388,250,343.81 and 113,186,842.08
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Solution
The fourth proportional to 258,828,248.13, 388,250,343.81 and 113,186,842.08 is: 169,783,749.14
Step by Step Solution
- Step 1: Write the proportion equation
258,828,248.13 : 388,250,343.81 = 113,186,842.08 : x - Step 2: Convert to fraction form
258,828,248.13/388,250,343.81 = 113,186,842.08/x - Step 3: Cross multiply
258,828,248.13x = 388,250,343.81 × 113,186,842.08 - Step 4: Simplify right side
258,828,248.13x = 43,944,830,349,820,992 - Step 5: Solve for x
x = 43,944,830,349,820,992/258,828,248.13 - Step 6: Final answer
x = 169,783,749.14
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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.