Finding the Fourth Proportional to 42,235,624,348.99, 58,290,158,321.98 and 25,088,545,374.26
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Solution
The fourth proportional to 42,235,624,348.99, 58,290,158,321.98 and 25,088,545,374.26 is: 34,625,160,737.53
Step by Step Solution
- Step 1: Write the proportion equation
42,235,624,348.99 : 58,290,158,321.98 = 25,088,545,374.26 : x - Step 2: Convert to fraction form
42,235,624,348.99/58,290,158,321.98 = 25,088,545,374.26/x - Step 3: Cross multiply
42,235,624,348.99x = 58,290,158,321.98 × 25,088,545,374.26 - Step 4: Simplify right side
42,235,624,348.99x = 1,462,415,281,933,477,740,544 - Step 5: Solve for x
x = 1,462,415,281,933,477,740,544/42,235,624,348.99 - Step 6: Final answer
x = 34,625,160,737.53
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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.