Finding the Fourth Proportional to 255,005,001.28, 351,905,277.36 and 144,996,724
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Solution
The fourth proportional to 255,005,001.28, 351,905,277.36 and 144,996,724 is: 200,094,555.48
Step by Step Solution
- Step 1: Write the proportion equation
255,005,001.28 : 351,905,277.36 = 144,996,724 : x - Step 2: Convert to fraction form
255,005,001.28/351,905,277.36 = 144,996,724/x - Step 3: Cross multiply
255,005,001.28x = 351,905,277.36 × 144,996,724 - Step 4: Simplify right side
255,005,001.28x = 51,025,112,375,511,368 - Step 5: Solve for x
x = 51,025,112,375,511,368/255,005,001.28 - Step 6: Final answer
x = 200,094,555.48
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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.