Finding the Fourth Proportional to 1,526,903,653.18, 2,293,803,263.22 and 905,526,440.64
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Solution
The fourth proportional to 1,526,903,653.18, 2,293,803,263.22 and 905,526,440.64 is: 1,360,334,360.42
Step by Step Solution
- Step 1: Write the proportion equation
1,526,903,653.18 : 2,293,803,263.22 = 905,526,440.64 : x - Step 2: Convert to fraction form
1,526,903,653.18/2,293,803,263.22 = 905,526,440.64/x - Step 3: Cross multiply
1,526,903,653.18x = 2,293,803,263.22 × 905,526,440.64 - Step 4: Simplify right side
1,526,903,653.18x = 2,077,099,504,472,023,296 - Step 5: Solve for x
x = 2,077,099,504,472,023,296/1,526,903,653.18 - Step 6: Final answer
x = 1,360,334,360.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.