Finding the Fourth Proportional to 42,235,624,350.48, 58,290,158,324.04 and 25,088,545,375.74
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Solution
The fourth proportional to 42,235,624,350.48, 58,290,158,324.04 and 25,088,545,375.74 is: 34,625,160,739.58
Step by Step Solution
- Step 1: Write the proportion equation
42,235,624,350.48 : 58,290,158,324.04 = 25,088,545,375.74 : x - Step 2: Convert to fraction form
42,235,624,350.48/58,290,158,324.04 = 25,088,545,375.74/x - Step 3: Cross multiply
42,235,624,350.48x = 58,290,158,324.04 × 25,088,545,375.74 - Step 4: Simplify right side
42,235,624,350.48x = 1,462,415,282,071,746,379,776 - Step 5: Solve for x
x = 1,462,415,282,071,746,379,776/42,235,624,350.48 - Step 6: Final answer
x = 34,625,160,739.58
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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.