Finding the Fourth Proportional to 124,883,598.08, 187,131,204.48 and 86,619,872
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Solution
The fourth proportional to 124,883,598.08, 187,131,204.48 and 86,619,872 is: 129,795,115.04
Step by Step Solution
- Step 1: Write the proportion equation
124,883,598.08 : 187,131,204.48 = 86,619,872 : x - Step 2: Convert to fraction form
124,883,598.08/187,131,204.48 = 86,619,872/x - Step 3: Cross multiply
124,883,598.08x = 187,131,204.48 × 86,619,872 - Step 4: Simplify right side
124,883,598.08x = 16,209,280,979,263,426 - Step 5: Solve for x
x = 16,209,280,979,263,426/124,883,598.08 - Step 6: Final answer
x = 129,795,115.04
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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.