Finding the Fourth Proportional to 19,341,639,177.28, 29,025,711,249.45 and 6,750,497,620.80
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Solution
The fourth proportional to 19,341,639,177.28, 29,025,711,249.45 and 6,750,497,620.80 is: 10,130,371,729.90
Step by Step Solution
- Step 1: Write the proportion equation
19,341,639,177.28 : 29,025,711,249.45 = 6,750,497,620.80 : x - Step 2: Convert to fraction form
19,341,639,177.28/29,025,711,249.45 = 6,750,497,620.80/x - Step 3: Cross multiply
19,341,639,177.28x = 29,025,711,249.45 × 6,750,497,620.80 - Step 4: Simplify right side
19,341,639,177.28x = 195,937,994,731,440,046,080 - Step 5: Solve for x
x = 195,937,994,731,440,046,080/19,341,639,177.28 - Step 6: Final answer
x = 10,130,371,729.90
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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.