Finding the Fourth Proportional to 37,757,990,697.84, 52,106,032,263.33 and 20,841,641,444.70
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Solution
The fourth proportional to 37,757,990,697.84, 52,106,032,263.33 and 20,841,641,444.70 is: 28,761,468,008.95
Step by Step Solution
- Step 1: Write the proportion equation
37,757,990,697.84 : 52,106,032,263.33 = 20,841,641,444.70 : x - Step 2: Convert to fraction form
37,757,990,697.84/52,106,032,263.33 = 20,841,641,444.70/x - Step 3: Cross multiply
37,757,990,697.84x = 52,106,032,263.33 × 20,841,641,444.70 - Step 4: Simplify right side
37,757,990,697.84x = 1,085,975,241,538,293,989,376 - Step 5: Solve for x
x = 1,085,975,241,538,293,989,376/37,757,990,697.84 - Step 6: Final answer
x = 28,761,468,008.95
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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.