Finding the Fourth Proportional to 8,637,564,303.56, 11,919,882,816.99 and 4,827,150,850.97
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Solution
The fourth proportional to 8,637,564,303.56, 11,919,882,816.99 and 4,827,150,850.97 is: 6,661,492,807.62
Step by Step Solution
- Step 1: Write the proportion equation
8,637,564,303.56 : 11,919,882,816.99 = 4,827,150,850.97 : x - Step 2: Convert to fraction form
8,637,564,303.56/11,919,882,816.99 = 4,827,150,850.97/x - Step 3: Cross multiply
8,637,564,303.56x = 11,919,882,816.99 × 4,827,150,850.97 - Step 4: Simplify right side
8,637,564,303.56x = 57,539,072,483,495,960,576 - Step 5: Solve for x
x = 57,539,072,483,495,960,576/8,637,564,303.56 - Step 6: Final answer
x = 6,661,492,807.62
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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.