Finding the Fourth Proportional to 199,740,203.88, 299,610,305.81 and 56,133,035.88
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Solution
The fourth proportional to 199,740,203.88, 299,610,305.81 and 56,133,035.88 is: 84,199,553.82
Step by Step Solution
- Step 1: Write the proportion equation
199,740,203.88 : 299,610,305.81 = 56,133,035.88 : x - Step 2: Convert to fraction form
199,740,203.88/299,610,305.81 = 56,133,035.88/x - Step 3: Cross multiply
199,740,203.88x = 299,610,305.81 × 56,133,035.88 - Step 4: Simplify right side
199,740,203.88x = 16,818,036,046,050,504 - Step 5: Solve for x
x = 16,818,036,046,050,504/199,740,203.88 - Step 6: Final answer
x = 84,199,553.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.