Finding the Fourth Proportional to 5,457,544,166.80, 8,186,316,250.20 and 4,768,796,630.80
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Solution
The fourth proportional to 5,457,544,166.80, 8,186,316,250.20 and 4,768,796,630.80 is: 7,153,194,946.20
Step by Step Solution
- Step 1: Write the proportion equation
5,457,544,166.80 : 8,186,316,250.20 = 4,768,796,630.80 : x - Step 2: Convert to fraction form
5,457,544,166.80/8,186,316,250.20 = 4,768,796,630.80/x - Step 3: Cross multiply
5,457,544,166.80x = 8,186,316,250.20 × 4,768,796,630.80 - Step 4: Simplify right side
5,457,544,166.80x = 39,038,877,352,617,050,112 - Step 5: Solve for x
x = 39,038,877,352,617,050,112/5,457,544,166.80 - Step 6: Final answer
x = 7,153,194,946.20
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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.