Finding the Fourth Proportional to 4,828,909,670.40, 7,243,364,505.60 and 1,723,593,619.20
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Solution
The fourth proportional to 4,828,909,670.40, 7,243,364,505.60 and 1,723,593,619.20 is: 2,585,390,428.80
Step by Step Solution
- Step 1: Write the proportion equation
4,828,909,670.40 : 7,243,364,505.60 = 1,723,593,619.20 : x - Step 2: Convert to fraction form
4,828,909,670.40/7,243,364,505.60 = 1,723,593,619.20/x - Step 3: Cross multiply
4,828,909,670.40x = 7,243,364,505.60 × 1,723,593,619.20 - Step 4: Simplify right side
4,828,909,670.40x = 12,484,616,843,391,924,224 - Step 5: Solve for x
x = 12,484,616,843,391,924,224/4,828,909,670.40 - Step 6: Final answer
x = 2,585,390,428.80
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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.