Finding the Fourth Proportional to 1,110,810,487.93, 1,532,933,394.64 and 609,018,056.44
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Solution
The fourth proportional to 1,110,810,487.93, 1,532,933,394.64 and 609,018,056.44 is: 840,453,098.70
Step by Step Solution
- Step 1: Write the proportion equation
1,110,810,487.93 : 1,532,933,394.64 = 609,018,056.44 : x - Step 2: Convert to fraction form
1,110,810,487.93/1,532,933,394.64 = 609,018,056.44/x - Step 3: Cross multiply
1,110,810,487.93x = 1,532,933,394.64 × 609,018,056.44 - Step 4: Simplify right side
1,110,810,487.93x = 933,584,116,650,269,440 - Step 5: Solve for x
x = 933,584,116,650,269,440/1,110,810,487.93 - Step 6: Final answer
x = 840,453,098.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.