Finding the Fourth Proportional to 1,567,999,379.44, 2,352,353,408.04 and 518,735,122.48
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Solution
The fourth proportional to 1,567,999,379.44, 2,352,353,408.04 and 518,735,122.48 is: 778,219,908.27
Step by Step Solution
- Step 1: Write the proportion equation
1,567,999,379.44 : 2,352,353,408.04 = 518,735,122.48 : x - Step 2: Convert to fraction form
1,567,999,379.44/2,352,353,408.04 = 518,735,122.48/x - Step 3: Cross multiply
1,567,999,379.44x = 2,352,353,408.04 × 518,735,122.48 - Step 4: Simplify right side
1,567,999,379.44x = 1,220,248,333,235,874,816 - Step 5: Solve for x
x = 1,220,248,333,235,874,816/1,567,999,379.44 - Step 6: Final answer
x = 778,219,908.27
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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.