Finding the Fourth Proportional to 7,369,641,575.68, 11,056,401,270.96 and 2,648,440,454.08
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Solution
The fourth proportional to 7,369,641,575.68, 11,056,401,270.96 and 2,648,440,454.08 is: 3,973,357,469.54
Step by Step Solution
- Step 1: Write the proportion equation
7,369,641,575.68 : 11,056,401,270.96 = 2,648,440,454.08 : x - Step 2: Convert to fraction form
7,369,641,575.68/11,056,401,270.96 = 2,648,440,454.08/x - Step 3: Cross multiply
7,369,641,575.68x = 11,056,401,270.96 × 2,648,440,454.08 - Step 4: Simplify right side
7,369,641,575.68x = 29,282,220,402,551,988,224 - Step 5: Solve for x
x = 29,282,220,402,551,988,224/7,369,641,575.68 - Step 6: Final answer
x = 3,973,357,469.54
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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.