Finding the Fourth Proportional to 211,141,319.73, 316,711,345.98 and 53,574,029.10
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Solution
The fourth proportional to 211,141,319.73, 316,711,345.98 and 53,574,029.10 is: 80,360,882.88
Step by Step Solution
- Step 1: Write the proportion equation
211,141,319.73 : 316,711,345.98 = 53,574,029.10 : x - Step 2: Convert to fraction form
211,141,319.73/316,711,345.98 = 53,574,029.10/x - Step 3: Cross multiply
211,141,319.73x = 316,711,345.98 × 53,574,029.10 - Step 4: Simplify right side
211,141,319.73x = 16,967,502,865,832,690 - Step 5: Solve for x
x = 16,967,502,865,832,690/211,141,319.73 - Step 6: Final answer
x = 80,360,882.88
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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.