Finding the Fourth Proportional to 293,402,451.30, 440,103,676.95 and 132,159,315.30
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Solution
The fourth proportional to 293,402,451.30, 440,103,676.95 and 132,159,315.30 is: 198,238,972.95
Step by Step Solution
- Step 1: Write the proportion equation
293,402,451.30 : 440,103,676.95 = 132,159,315.30 : x - Step 2: Convert to fraction form
293,402,451.30/440,103,676.95 = 132,159,315.30/x - Step 3: Cross multiply
293,402,451.30x = 440,103,676.95 × 132,159,315.30 - Step 4: Simplify right side
293,402,451.30x = 58,163,800,606,724,392 - Step 5: Solve for x
x = 58,163,800,606,724,392/293,402,451.30 - Step 6: Final answer
x = 198,238,972.95
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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.