Finding the Fourth Proportional to 42,235,624,352.98, 58,290,158,327.49 and 25,088,545,378.27
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Solution
The fourth proportional to 42,235,624,352.98, 58,290,158,327.49 and 25,088,545,378.27 is: 34,625,160,743.07
Step by Step Solution
- Step 1: Write the proportion equation
42,235,624,352.98 : 58,290,158,327.49 = 25,088,545,378.27 : x - Step 2: Convert to fraction form
42,235,624,352.98/58,290,158,327.49 = 25,088,545,378.27/x - Step 3: Cross multiply
42,235,624,352.98x = 58,290,158,327.49 × 25,088,545,378.27 - Step 4: Simplify right side
42,235,624,352.98x = 1,462,415,282,305,775,697,920 - Step 5: Solve for x
x = 1,462,415,282,305,775,697,920/42,235,624,352.98 - Step 6: Final answer
x = 34,625,160,743.07
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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.