Finding the Fourth Proportional to 162,440,496.48, 224,041,195.44 and 100,595,169.12
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Solution
The fourth proportional to 162,440,496.48, 224,041,195.44 and 100,595,169.12 is: 138,742,877.75
Step by Step Solution
- Step 1: Write the proportion equation
162,440,496.48 : 224,041,195.44 = 100,595,169.12 : x - Step 2: Convert to fraction form
162,440,496.48/224,041,195.44 = 100,595,169.12/x - Step 3: Cross multiply
162,440,496.48x = 224,041,195.44 × 100,595,169.12 - Step 4: Simplify right side
162,440,496.48x = 22,537,461,945,133,772 - Step 5: Solve for x
x = 22,537,461,945,133,772/162,440,496.48 - Step 6: Final answer
x = 138,742,877.75
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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.