Finding the Fourth Proportional to 456,757,727.14, 630,217,618.29 and 258,519,221.91
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Solution
The fourth proportional to 456,757,727.14, 630,217,618.29 and 258,519,221.91 is: 356,695,374.01
Step by Step Solution
- Step 1: Write the proportion equation
456,757,727.14 : 630,217,618.29 = 258,519,221.91 : x - Step 2: Convert to fraction form
456,757,727.14/630,217,618.29 = 258,519,221.91/x - Step 3: Cross multiply
456,757,727.14x = 630,217,618.29 × 258,519,221.91 - Step 4: Simplify right side
456,757,727.14x = 162,923,368,313,011,584 - Step 5: Solve for x
x = 162,923,368,313,011,584/456,757,727.14 - Step 6: Final answer
x = 356,695,374.01
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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.