Finding the Fourth Proportional to 283,457,224.49, 425,031,976.42 and 127,828,941.86
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Solution
The fourth proportional to 283,457,224.49, 425,031,976.42 and 127,828,941.86 is: 191,674,027.37
Step by Step Solution
- Step 1: Write the proportion equation
283,457,224.49 : 425,031,976.42 = 127,828,941.86 : x - Step 2: Convert to fraction form
283,457,224.49/425,031,976.42 = 127,828,941.86/x - Step 3: Cross multiply
283,457,224.49x = 425,031,976.42 × 127,828,941.86 - Step 4: Simplify right side
283,457,224.49x = 54,331,387,803,176,080 - Step 5: Solve for x
x = 54,331,387,803,176,080/283,457,224.49 - Step 6: Final answer
x = 191,674,027.37
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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.