Finding the Fourth Proportional to 163,964,345.54, 245,937,647.91 and 83,183,214.02
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Solution
The fourth proportional to 163,964,345.54, 245,937,647.91 and 83,183,214.02 is: 124,770,320.85
Step by Step Solution
- Step 1: Write the proportion equation
163,964,345.54 : 245,937,647.91 = 83,183,214.02 : x - Step 2: Convert to fraction form
163,964,345.54/245,937,647.91 = 83,183,214.02/x - Step 3: Cross multiply
163,964,345.54x = 245,937,647.91 × 83,183,214.02 - Step 4: Simplify right side
163,964,345.54x = 20,457,884,001,672,936 - Step 5: Solve for x
x = 20,457,884,001,672,936/163,964,345.54 - Step 6: Final answer
x = 124,770,320.85
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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.