Finding the Fourth Proportional to 78,319,176,048.04, 117,478,617,430.14 and 24,540,428,645.31
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Solution
The fourth proportional to 78,319,176,048.04, 117,478,617,430.14 and 24,540,428,645.31 is: 36,810,597,019.38
Step by Step Solution
- Step 1: Write the proportion equation
78,319,176,048.04 : 117,478,617,430.14 = 24,540,428,645.31 : x - Step 2: Convert to fraction form
78,319,176,048.04/117,478,617,430.14 = 24,540,428,645.31/x - Step 3: Cross multiply
78,319,176,048.04x = 117,478,617,430.14 × 24,540,428,645.31 - Step 4: Simplify right side
78,319,176,048.04x = 2,882,975,628,394,022,567,936 - Step 5: Solve for x
x = 2,882,975,628,394,022,567,936/78,319,176,048.04 - Step 6: Final answer
x = 36,810,597,019.38
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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.