Finding the Fourth Proportional to 564,727,942.08, 779,343,483.41 and 313,842,907.37
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Solution
The fourth proportional to 564,727,942.08, 779,343,483.41 and 313,842,907.37 is: 433,113,728.66
Step by Step Solution
- Step 1: Write the proportion equation
564,727,942.08 : 779,343,483.41 = 313,842,907.37 : x - Step 2: Convert to fraction form
564,727,942.08/779,343,483.41 = 313,842,907.37/x - Step 3: Cross multiply
564,727,942.08x = 779,343,483.41 × 313,842,907.37 - Step 4: Simplify right side
564,727,942.08x = 244,591,424,673,257,760 - Step 5: Solve for x
x = 244,591,424,673,257,760/564,727,942.08 - Step 6: Final answer
x = 433,113,728.66
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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.