Finding the Fourth Proportional to 7,563,120,700.90, 11,342,700,912.84 and 2,249,801,274.88
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Solution
The fourth proportional to 7,563,120,700.90, 11,342,700,912.84 and 2,249,801,274.88 is: 3,374,112,880.58
Step by Step Solution
- Step 1: Write the proportion equation
7,563,120,700.90 : 11,342,700,912.84 = 2,249,801,274.88 : x - Step 2: Convert to fraction form
7,563,120,700.90/11,342,700,912.84 = 2,249,801,274.88/x - Step 3: Cross multiply
7,563,120,700.90x = 11,342,700,912.84 × 2,249,801,274.88 - Step 4: Simplify right side
7,563,120,700.90x = 25,518,822,974,289,973,248 - Step 5: Solve for x
x = 25,518,822,974,289,973,248/7,563,120,700.90 - Step 6: Final answer
x = 3,374,112,880.58
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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.