Finding the Fourth Proportional to 941,850,148.50, 1,299,740,509.35 and 524,162,323.08
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Solution
The fourth proportional to 941,850,148.50, 1,299,740,509.35 and 524,162,323.08 is: 723,336,940.45
Step by Step Solution
- Step 1: Write the proportion equation
941,850,148.50 : 1,299,740,509.35 = 524,162,323.08 : x - Step 2: Convert to fraction form
941,850,148.50/1,299,740,509.35 = 524,162,323.08/x - Step 3: Cross multiply
941,850,148.50x = 1,299,740,509.35 × 524,162,323.08 - Step 4: Simplify right side
941,850,148.50x = 681,275,004,782,078,336 - Step 5: Solve for x
x = 681,275,004,782,078,336/941,850,148.50 - Step 6: Final answer
x = 723,336,940.45
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1.5x scale
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.