Finding the Fourth Proportional to 7,564,345,036.36, 11,337,490,344.24 and 3,520,634,148.52
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Solution
The fourth proportional to 7,564,345,036.36, 11,337,490,344.24 and 3,520,634,148.52 is: 5,276,749,734.79
Step by Step Solution
- Step 1: Write the proportion equation
7,564,345,036.36 : 11,337,490,344.24 = 3,520,634,148.52 : x - Step 2: Convert to fraction form
7,564,345,036.36/11,337,490,344.24 = 3,520,634,148.52/x - Step 3: Cross multiply
7,564,345,036.36x = 11,337,490,344.24 × 3,520,634,148.52 - Step 4: Simplify right side
7,564,345,036.36x = 39,915,155,664,447,111,168 - Step 5: Solve for x
x = 39,915,155,664,447,111,168/7,564,345,036.36 - Step 6: Final answer
x = 5,276,749,734.79
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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.