Finding the Fourth Proportional to 7,977,293,358.84, 11,966,183,812.20 and 2,736,828,059.58
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Solution
The fourth proportional to 7,977,293,358.84, 11,966,183,812.20 and 2,736,828,059.58 is: 4,105,325,722.67
Step by Step Solution
- Step 1: Write the proportion equation
7,977,293,358.84 : 11,966,183,812.20 = 2,736,828,059.58 : x - Step 2: Convert to fraction form
7,977,293,358.84/11,966,183,812.20 = 2,736,828,059.58/x - Step 3: Cross multiply
7,977,293,358.84x = 11,966,183,812.20 × 2,736,828,059.58 - Step 4: Simplify right side
7,977,293,358.84x = 32,749,387,623,320,932,352 - Step 5: Solve for x
x = 32,749,387,623,320,932,352/7,977,293,358.84 - Step 6: Final answer
x = 4,105,325,722.67
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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.