Finding the Fourth Proportional to 2,302,430,162.52, 3,177,363,197.24 and 1,245,158,134.63
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Solution
The fourth proportional to 2,302,430,162.52, 3,177,363,197.24 and 1,245,158,134.63 is: 1,718,323,402.86
Step by Step Solution
- Step 1: Write the proportion equation
2,302,430,162.52 : 3,177,363,197.24 = 1,245,158,134.63 : x - Step 2: Convert to fraction form
2,302,430,162.52/3,177,363,197.24 = 1,245,158,134.63/x - Step 3: Cross multiply
2,302,430,162.52x = 3,177,363,197.24 × 1,245,158,134.63 - Step 4: Simplify right side
2,302,430,162.52x = 3,956,319,631,717,371,392 - Step 5: Solve for x
x = 3,956,319,631,717,371,392/2,302,430,162.52 - Step 6: Final answer
x = 1,718,323,402.86
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1.5x scale
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.