Finding the Fourth Proportional to 7,672,497,900.08, 10,588,046,973.96 and 4,152,232,716.08
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Solution
The fourth proportional to 7,672,497,900.08, 10,588,046,973.96 and 4,152,232,716.08 is: 5,730,081,078.84
Step by Step Solution
- Step 1: Write the proportion equation
7,672,497,900.08 : 10,588,046,973.96 = 4,152,232,716.08 : x - Step 2: Convert to fraction form
7,672,497,900.08/10,588,046,973.96 = 4,152,232,716.08/x - Step 3: Cross multiply
7,672,497,900.08x = 10,588,046,973.96 × 4,152,232,716.08 - Step 4: Simplify right side
7,672,497,900.08x = 43,964,035,044,668,555,264 - Step 5: Solve for x
x = 43,964,035,044,668,555,264/7,672,497,900.08 - Step 6: Final answer
x = 5,730,081,078.84
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1.5x scale
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.