Finding the Fourth Proportional to 479,651,210.08, 719,428,394.88 and 325,196,740.80
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Solution
The fourth proportional to 479,651,210.08, 719,428,394.88 and 325,196,740.80 is: 487,762,282.96
Step by Step Solution
- Step 1: Write the proportion equation
479,651,210.08 : 719,428,394.88 = 325,196,740.80 : x - Step 2: Convert to fraction form
479,651,210.08/719,428,394.88 = 325,196,740.80/x - Step 3: Cross multiply
479,651,210.08x = 719,428,394.88 × 325,196,740.80 - Step 4: Simplify right side
479,651,210.08x = 233,955,769,253,951,424 - Step 5: Solve for x
x = 233,955,769,253,951,424/479,651,210.08 - Step 6: Final answer
x = 487,762,282.96
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1.5x scale
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.