Finding the Fourth Proportional to 432,306,284.06, 648,451,860.42 and 170,018,074.84
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Solution
The fourth proportional to 432,306,284.06, 648,451,860.42 and 170,018,074.84 is: 255,024,136.82
Step by Step Solution
- Step 1: Write the proportion equation
432,306,284.06 : 648,451,860.42 = 170,018,074.84 : x - Step 2: Convert to fraction form
432,306,284.06/648,451,860.42 = 170,018,074.84/x - Step 3: Cross multiply
432,306,284.06x = 648,451,860.42 × 170,018,074.84 - Step 4: Simplify right side
432,306,284.06x = 110,248,536,935,024,784 - Step 5: Solve for x
x = 110,248,536,935,024,784/432,306,284.06 - Step 6: Final answer
x = 255,024,136.82
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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.