Finding the Fourth Proportional to 15,528,816,202.05, 23,293,224,303.08 and 12,771,558,576.45
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Solution
The fourth proportional to 15,528,816,202.05, 23,293,224,303.08 and 12,771,558,576.45 is: 19,157,337,864.68
Step by Step Solution
- Step 1: Write the proportion equation
15,528,816,202.05 : 23,293,224,303.08 = 12,771,558,576.45 : x - Step 2: Convert to fraction form
15,528,816,202.05/23,293,224,303.08 = 12,771,558,576.45/x - Step 3: Cross multiply
15,528,816,202.05x = 23,293,224,303.08 × 12,771,558,576.45 - Step 4: Simplify right side
15,528,816,202.05x = 297,490,778,621,111,107,584 - Step 5: Solve for x
x = 297,490,778,621,111,107,584/15,528,816,202.05 - Step 6: Final answer
x = 19,157,337,864.68
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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.