Finding the Fourth Proportional to 14,270,220,826.28, 19,688,461,919.88 and 8,246,531,731.58
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Solution
The fourth proportional to 14,270,220,826.28, 19,688,461,919.88 and 8,246,531,731.58 is: 11,377,646,354.94
Step by Step Solution
- Step 1: Write the proportion equation
14,270,220,826.28 : 19,688,461,919.88 = 8,246,531,731.58 : x - Step 2: Convert to fraction form
14,270,220,826.28/19,688,461,919.88 = 8,246,531,731.58/x - Step 3: Cross multiply
14,270,220,826.28x = 19,688,461,919.88 × 8,246,531,731.58 - Step 4: Simplify right side
14,270,220,826.28x = 162,361,525,968,294,903,808 - Step 5: Solve for x
x = 162,361,525,968,294,903,808/14,270,220,826.28 - Step 6: Final answer
x = 11,377,646,354.94
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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.