Finding the Fourth Proportional to 130,960,789.74, 196,461,363.42 and 44,679,083.58
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Solution
The fourth proportional to 130,960,789.74, 196,461,363.42 and 44,679,083.58 is: 67,025,509.65
Step by Step Solution
- Step 1: Write the proportion equation
130,960,789.74 : 196,461,363.42 = 44,679,083.58 : x - Step 2: Convert to fraction form
130,960,789.74/196,461,363.42 = 44,679,083.58/x - Step 3: Cross multiply
130,960,789.74x = 196,461,363.42 × 44,679,083.58 - Step 4: Simplify right side
130,960,789.74x = 8,777,713,676,482,934 - Step 5: Solve for x
x = 8,777,713,676,482,934/130,960,789.74 - Step 6: Final answer
x = 67,025,509.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.