Finding the Fourth Proportional to 430,996,153.08, 594,774,668.48 and 232,757,628.76
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Solution
The fourth proportional to 430,996,153.08, 594,774,668.48 and 232,757,628.76 is: 321,205,515.39
Step by Step Solution
- Step 1: Write the proportion equation
430,996,153.08 : 594,774,668.48 = 232,757,628.76 : x - Step 2: Convert to fraction form
430,996,153.08/594,774,668.48 = 232,757,628.76/x - Step 3: Cross multiply
430,996,153.08x = 594,774,668.48 × 232,757,628.76 - Step 4: Simplify right side
430,996,153.08x = 138,438,341,480,512,144 - Step 5: Solve for x
x = 138,438,341,480,512,144/430,996,153.08 - Step 6: Final answer
x = 321,205,515.39
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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.