Finding the Fourth Proportional to 7,369,641,576.18, 11,056,401,271.71 and 2,648,440,454.58
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Solution
The fourth proportional to 7,369,641,576.18, 11,056,401,271.71 and 2,648,440,454.58 is: 3,973,357,470.29
Step by Step Solution
- Step 1: Write the proportion equation
7,369,641,576.18 : 11,056,401,271.71 = 2,648,440,454.58 : x - Step 2: Convert to fraction form
7,369,641,576.18/11,056,401,271.71 = 2,648,440,454.58/x - Step 3: Cross multiply
7,369,641,576.18x = 11,056,401,271.71 × 2,648,440,454.58 - Step 4: Simplify right side
7,369,641,576.18x = 29,282,220,410,066,518,016 - Step 5: Solve for x
x = 29,282,220,410,066,518,016/7,369,641,576.18 - Step 6: Final answer
x = 3,973,357,470.29
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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.