Finding the Fourth Proportional to 2,427,511,438, 3,639,792,654.60 and 951,883,423.12
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Solution
The fourth proportional to 2,427,511,438, 3,639,792,654.60 and 951,883,423.12 is: 1,427,246,948.16
Step by Step Solution
- Step 1: Write the proportion equation
2,427,511,438 : 3,639,792,654.60 = 951,883,423.12 : x - Step 2: Convert to fraction form
2,427,511,438/3,639,792,654.60 = 951,883,423.12/x - Step 3: Cross multiply
2,427,511,438x = 3,639,792,654.60 × 951,883,423.12 - Step 4: Simplify right side
2,427,511,438x = 3,464,658,291,507,679,744 - Step 5: Solve for x
x = 3,464,658,291,507,679,744/2,427,511,438 - Step 6: Final answer
x = 1,427,246,948.16
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1.5x scale
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.