Finding the Fourth Proportional to 5,040,245,708.30, 7,553,911,554.30 and 4,484,943,007.40
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Solution
The fourth proportional to 5,040,245,708.30, 7,553,911,554.30 and 4,484,943,007.40 is: 6,721,668,895.66
Step by Step Solution
- Step 1: Write the proportion equation
5,040,245,708.30 : 7,553,911,554.30 = 4,484,943,007.40 : x - Step 2: Convert to fraction form
5,040,245,708.30/7,553,911,554.30 = 4,484,943,007.40/x - Step 3: Cross multiply
5,040,245,708.30x = 7,553,911,554.30 × 4,484,943,007.40 - Step 4: Simplify right side
5,040,245,708.30x = 33,878,862,803,975,847,936 - Step 5: Solve for x
x = 33,878,862,803,975,847,936/5,040,245,708.30 - Step 6: Final answer
x = 6,721,668,895.66
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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.