Finding the Fourth Proportional to 6,316,992,787.28, 9,460,449,433.35 and 3,655,438,147.76
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Solution
The fourth proportional to 6,316,992,787.28, 9,460,449,433.35 and 3,655,438,147.76 is: 5,474,454,209.17
Step by Step Solution
- Step 1: Write the proportion equation
6,316,992,787.28 : 9,460,449,433.35 = 3,655,438,147.76 : x - Step 2: Convert to fraction form
6,316,992,787.28/9,460,449,433.35 = 3,655,438,147.76/x - Step 3: Cross multiply
6,316,992,787.28x = 9,460,449,433.35 × 3,655,438,147.76 - Step 4: Simplify right side
6,316,992,787.28x = 34,582,087,753,574,764,544 - Step 5: Solve for x
x = 34,582,087,753,574,764,544/6,316,992,787.28 - Step 6: Final answer
x = 5,474,454,209.17
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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.