Finding the Fourth Proportional to 83,395,487.98, 125,149,746.57 and 34,220,231.56
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Solution
The fourth proportional to 83,395,487.98, 125,149,746.57 and 34,220,231.56 is: 51,353,537.36
Step by Step Solution
- Step 1: Write the proportion equation
83,395,487.98 : 125,149,746.57 = 34,220,231.56 : x - Step 2: Convert to fraction form
83,395,487.98/125,149,746.57 = 34,220,231.56/x - Step 3: Cross multiply
83,395,487.98x = 125,149,746.57 × 34,220,231.56 - Step 4: Simplify right side
83,395,487.98x = 4,282,653,307,664,847.50 - Step 5: Solve for x
x = 4,282,653,307,664,847.50/83,395,487.98 - Step 6: Final answer
x = 51,353,537.36
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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.