Finding the Fourth Proportional to 7,882,507,765.59, 10,877,418,132.44 and 4,314,207,401.07
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Solution
The fourth proportional to 7,882,507,765.59, 10,877,418,132.44 and 4,314,207,401.07 is: 5,953,363,980.99
Step by Step Solution
- Step 1: Write the proportion equation
7,882,507,765.59 : 10,877,418,132.44 = 4,314,207,401.07 : x - Step 2: Convert to fraction form
7,882,507,765.59/10,877,418,132.44 = 4,314,207,401.07/x - Step 3: Cross multiply
7,882,507,765.59x = 10,877,418,132.44 × 4,314,207,401.07 - Step 4: Simplify right side
7,882,507,765.59x = 46,927,437,811,505,668,096 - Step 5: Solve for x
x = 46,927,437,811,505,668,096/7,882,507,765.59 - Step 6: Final answer
x = 5,953,363,980.99
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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.