Finding the Fourth Proportional to 162,964,206.56, 224,894,860.08 and 89,627,273.12
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Solution
The fourth proportional to 162,964,206.56, 224,894,860.08 and 89,627,273.12 is: 123,687,977.09
Step by Step Solution
- Step 1: Write the proportion equation
162,964,206.56 : 224,894,860.08 = 89,627,273.12 : x - Step 2: Convert to fraction form
162,964,206.56/224,894,860.08 = 89,627,273.12/x - Step 3: Cross multiply
162,964,206.56x = 224,894,860.08 × 89,627,273.12 - Step 4: Simplify right side
162,964,206.56x = 20,156,713,047,674,348 - Step 5: Solve for x
x = 20,156,713,047,674,348/162,964,206.56 - Step 6: Final answer
x = 123,687,977.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.