Finding the Fourth Proportional to 15,620,711,795.57, 23,437,276,252.84 and 4,998,572,747.06
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Solution
The fourth proportional to 15,620,711,795.57, 23,437,276,252.84 and 4,998,572,747.06 is: 7,499,845,837.75
Step by Step Solution
- Step 1: Write the proportion equation
15,620,711,795.57 : 23,437,276,252.84 = 4,998,572,747.06 : x - Step 2: Convert to fraction form
15,620,711,795.57/23,437,276,252.84 = 4,998,572,747.06/x - Step 3: Cross multiply
15,620,711,795.57x = 23,437,276,252.84 × 4,998,572,747.06 - Step 4: Simplify right side
15,620,711,795.57x = 117,152,930,342,650,363,904 - Step 5: Solve for x
x = 117,152,930,342,650,363,904/15,620,711,795.57 - Step 6: Final answer
x = 7,499,845,837.75
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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.