Finding the Fourth Proportional to 1,102,127,195.67, 1,520,935,612.28 and 607,089,904.17
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Solution
The fourth proportional to 1,102,127,195.67, 1,520,935,612.28 and 607,089,904.17 is: 837,784,113.06
Step by Step Solution
- Step 1: Write the proportion equation
1,102,127,195.67 : 1,520,935,612.28 = 607,089,904.17 : x - Step 2: Convert to fraction form
1,102,127,195.67/1,520,935,612.28 = 607,089,904.17/x - Step 3: Cross multiply
1,102,127,195.67x = 1,520,935,612.28 × 607,089,904.17 - Step 4: Simplify right side
1,102,127,195.67x = 923,344,655,107,805,440 - Step 5: Solve for x
x = 923,344,655,107,805,440/1,102,127,195.67 - Step 6: Final answer
x = 837,784,113.06
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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.