Finding the Fourth Proportional to 1,474,337,124.42, 2,034,571,837.11 and 805,282,030.14
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Solution
The fourth proportional to 1,474,337,124.42, 2,034,571,837.11 and 805,282,030.14 is: 1,111,281,885.48
Step by Step Solution
- Step 1: Write the proportion equation
1,474,337,124.42 : 2,034,571,837.11 = 805,282,030.14 : x - Step 2: Convert to fraction form
1,474,337,124.42/2,034,571,837.11 = 805,282,030.14/x - Step 3: Cross multiply
1,474,337,124.42x = 2,034,571,837.11 × 805,282,030.14 - Step 4: Simplify right side
1,474,337,124.42x = 1,638,404,139,453,609,984 - Step 5: Solve for x
x = 1,638,404,139,453,609,984/1,474,337,124.42 - Step 6: Final answer
x = 1,111,281,885.48
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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.