Finding the Fourth Proportional to 8,972,187,416.80, 13,458,281,125.20 and 6,033,531,263.20
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Solution
The fourth proportional to 8,972,187,416.80, 13,458,281,125.20 and 6,033,531,263.20 is: 9,050,296,894.80
Step by Step Solution
- Step 1: Write the proportion equation
8,972,187,416.80 : 13,458,281,125.20 = 6,033,531,263.20 : x - Step 2: Convert to fraction form
8,972,187,416.80/13,458,281,125.20 = 6,033,531,263.20/x - Step 3: Cross multiply
8,972,187,416.80x = 13,458,281,125.20 × 6,033,531,263.20 - Step 4: Simplify right side
8,972,187,416.80x = 81,200,959,917,828,669,440 - Step 5: Solve for x
x = 81,200,959,917,828,669,440/8,972,187,416.80 - Step 6: Final answer
x = 9,050,296,894.80
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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.