Finding the Fourth Proportional to 403,097,907.56, 556,273,748.28 and 226,885,800.84
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Solution
The fourth proportional to 403,097,907.56, 556,273,748.28 and 226,885,800.84 is: 313,101,637.34
Step by Step Solution
- Step 1: Write the proportion equation
403,097,907.56 : 556,273,748.28 = 226,885,800.84 : x - Step 2: Convert to fraction form
403,097,907.56/556,273,748.28 = 226,885,800.84/x - Step 3: Cross multiply
403,097,907.56x = 556,273,748.28 × 226,885,800.84 - Step 4: Simplify right side
403,097,907.56x = 126,210,614,864,776,368 - Step 5: Solve for x
x = 126,210,614,864,776,368/403,097,907.56 - Step 6: Final answer
x = 313,101,637.34
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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.