Finding the Fourth Proportional to 163,301,411.80, 244,952,117.70 and 42,132,863.80
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Solution
The fourth proportional to 163,301,411.80, 244,952,117.70 and 42,132,863.80 is: 63,199,295.70
Step by Step Solution
- Step 1: Write the proportion equation
163,301,411.80 : 244,952,117.70 = 42,132,863.80 : x - Step 2: Convert to fraction form
163,301,411.80/244,952,117.70 = 42,132,863.80/x - Step 3: Cross multiply
163,301,411.80x = 244,952,117.70 × 42,132,863.80 - Step 4: Simplify right side
163,301,411.80x = 10,320,534,212,575,668 - Step 5: Solve for x
x = 10,320,534,212,575,668/163,301,411.80 - Step 6: Final answer
x = 63,199,295.70
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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.