Finding the Fourth Proportional to 1,526,903,644.67, 2,293,803,250.46 and 905,526,432.14
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Solution
The fourth proportional to 1,526,903,644.67, 2,293,803,250.46 and 905,526,432.14 is: 1,360,334,347.67
Step by Step Solution
- Step 1: Write the proportion equation
1,526,903,644.67 : 2,293,803,250.46 = 905,526,432.14 : x - Step 2: Convert to fraction form
1,526,903,644.67/2,293,803,250.46 = 905,526,432.14/x - Step 3: Cross multiply
1,526,903,644.67x = 2,293,803,250.46 × 905,526,432.14 - Step 4: Simplify right side
1,526,903,644.67x = 2,077,099,473,428,227,328 - Step 5: Solve for x
x = 2,077,099,473,428,227,328/1,526,903,644.67 - Step 6: Final answer
x = 1,360,334,347.67
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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.