Finding the Fourth Proportional to 1,622,555,927.04, 2,238,416,011.44 and 953,198,905.44
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Solution
The fourth proportional to 1,622,555,927.04, 2,238,416,011.44 and 953,198,905.44 is: 1,314,996,701.48
Step by Step Solution
- Step 1: Write the proportion equation
1,622,555,927.04 : 2,238,416,011.44 = 953,198,905.44 : x - Step 2: Convert to fraction form
1,622,555,927.04/2,238,416,011.44 = 953,198,905.44/x - Step 3: Cross multiply
1,622,555,927.04x = 2,238,416,011.44 × 953,198,905.44 - Step 4: Simplify right side
1,622,555,927.04x = 2,133,655,692,023,978,752 - Step 5: Solve for x
x = 2,133,655,692,023,978,752/1,622,555,927.04 - Step 6: Final answer
x = 1,314,996,701.48
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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.