Finding the Fourth Proportional to 4,703,466,928.80, 6,490,732,852.80 and 2,588,877,662.88
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Solution
The fourth proportional to 4,703,466,928.80, 6,490,732,852.80 and 2,588,877,662.88 is: 3,572,622,823.27
Step by Step Solution
- Step 1: Write the proportion equation
4,703,466,928.80 : 6,490,732,852.80 = 2,588,877,662.88 : x - Step 2: Convert to fraction form
4,703,466,928.80/6,490,732,852.80 = 2,588,877,662.88/x - Step 3: Cross multiply
4,703,466,928.80x = 6,490,732,852.80 × 2,588,877,662.88 - Step 4: Simplify right side
4,703,466,928.80x = 16,803,713,298,335,299,584 - Step 5: Solve for x
x = 16,803,713,298,335,299,584/4,703,466,928.80 - Step 6: Final answer
x = 3,572,622,823.27
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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.