Finding the Fourth Proportional to 331,966,135.24, 497,973,117.65 and 127,494,210.49
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Solution
The fourth proportional to 331,966,135.24, 497,973,117.65 and 127,494,210.49 is: 191,250,500.40
Step by Step Solution
- Step 1: Write the proportion equation
331,966,135.24 : 497,973,117.65 = 127,494,210.49 : x - Step 2: Convert to fraction form
331,966,135.24/497,973,117.65 = 127,494,210.49/x - Step 3: Cross multiply
331,966,135.24x = 497,973,117.65 × 127,494,210.49 - Step 4: Simplify right side
331,966,135.24x = 63,488,689,480,030,632 - Step 5: Solve for x
x = 63,488,689,480,030,632/331,966,135.24 - Step 6: Final answer
x = 191,250,500.40
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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.