Finding the Fourth Proportional to 4,455,501,461.67, 6,148,640,955.16 and 2,448,337,115.19
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Solution
The fourth proportional to 4,455,501,461.67, 6,148,640,955.16 and 2,448,337,115.19 is: 3,378,732,110.85
Step by Step Solution
- Step 1: Write the proportion equation
4,455,501,461.67 : 6,148,640,955.16 = 2,448,337,115.19 : x - Step 2: Convert to fraction form
4,455,501,461.67/6,148,640,955.16 = 2,448,337,115.19/x - Step 3: Cross multiply
4,455,501,461.67x = 6,148,640,955.16 × 2,448,337,115.19 - Step 4: Simplify right side
4,455,501,461.67x = 15,053,945,858,495,520,768 - Step 5: Solve for x
x = 15,053,945,858,495,520,768/4,455,501,461.67 - Step 6: Final answer
x = 3,378,732,110.85
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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.