Finding the Fourth Proportional to 468,201,904.80, 702,090,280.80 and 176,972,236.80
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Solution
The fourth proportional to 468,201,904.80, 702,090,280.80 and 176,972,236.80 is: 265,378,004.99
Step by Step Solution
- Step 1: Write the proportion equation
468,201,904.80 : 702,090,280.80 = 176,972,236.80 : x - Step 2: Convert to fraction form
468,201,904.80/702,090,280.80 = 176,972,236.80/x - Step 3: Cross multiply
468,201,904.80x = 702,090,280.80 × 176,972,236.80 - Step 4: Simplify right side
468,201,904.80x = 124,250,487,428,716,096 - Step 5: Solve for x
x = 124,250,487,428,716,096/468,201,904.80 - Step 6: Final answer
x = 265,378,004.99
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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.