Finding the Fourth Proportional to 5,675,068,386.86, 7,831,437,291.11 and 3,134,704,824.14
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Solution
The fourth proportional to 5,675,068,386.86, 7,831,437,291.11 and 3,134,704,824.14 is: 4,325,805,890.42
Step by Step Solution
- Step 1: Write the proportion equation
5,675,068,386.86 : 7,831,437,291.11 = 3,134,704,824.14 : x - Step 2: Convert to fraction form
5,675,068,386.86/7,831,437,291.11 = 3,134,704,824.14/x - Step 3: Cross multiply
5,675,068,386.86x = 7,831,437,291.11 × 3,134,704,824.14 - Step 4: Simplify right side
5,675,068,386.86x = 24,549,244,256,392,409,088 - Step 5: Solve for x
x = 24,549,244,256,392,409,088/5,675,068,386.86 - Step 6: Final answer
x = 4,325,805,890.42
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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.