Finding the Fourth Proportional to 250,437,501.45, 375,713,964.21 and 86,675,259.95
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Solution
The fourth proportional to 250,437,501.45, 375,713,964.21 and 86,675,259.95 is: 130,032,863.79
Step by Step Solution
- Step 1: Write the proportion equation
250,437,501.45 : 375,713,964.21 = 86,675,259.95 : x - Step 2: Convert to fraction form
250,437,501.45/375,713,964.21 = 86,675,259.95/x - Step 3: Cross multiply
250,437,501.45x = 375,713,964.21 × 86,675,259.95 - Step 4: Simplify right side
250,437,501.45x = 32,565,105,514,746,744 - Step 5: Solve for x
x = 32,565,105,514,746,744/250,437,501.45 - Step 6: Final answer
x = 130,032,863.79
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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.