Finding the Fourth Proportional to 7,558,308,102.60, 11,337,462,153.90 and 4,252,319,929.80
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Solution
The fourth proportional to 7,558,308,102.60, 11,337,462,153.90 and 4,252,319,929.80 is: 6,378,479,894.70
Step by Step Solution
- Step 1: Write the proportion equation
7,558,308,102.60 : 11,337,462,153.90 = 4,252,319,929.80 : x - Step 2: Convert to fraction form
7,558,308,102.60/11,337,462,153.90 = 4,252,319,929.80/x - Step 3: Cross multiply
7,558,308,102.60x = 11,337,462,153.90 × 4,252,319,929.80 - Step 4: Simplify right side
7,558,308,102.60x = 48,210,516,270,382,202,880 - Step 5: Solve for x
x = 48,210,516,270,382,202,880/7,558,308,102.60 - Step 6: Final answer
x = 6,378,479,894.70
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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.