Finding the Fourth Proportional to 3,818,548,842.02, 5,269,559,329.14 and 2,124,974,478.53
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Solution
The fourth proportional to 3,818,548,842.02, 5,269,559,329.14 and 2,124,974,478.53 is: 2,932,443,593.31
Step by Step Solution
- Step 1: Write the proportion equation
3,818,548,842.02 : 5,269,559,329.14 = 2,124,974,478.53 : x - Step 2: Convert to fraction form
3,818,548,842.02/5,269,559,329.14 = 2,124,974,478.53/x - Step 3: Cross multiply
3,818,548,842.02x = 5,269,559,329.14 × 2,124,974,478.53 - Step 4: Simplify right side
3,818,548,842.02x = 11,197,679,087,522,168,832 - Step 5: Solve for x
x = 11,197,679,087,522,168,832/3,818,548,842.02 - Step 6: Final answer
x = 2,932,443,593.31
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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.