Finding the Fourth Proportional to 118,495,301.80, 177,742,952.70 and 61,099,673.80
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Solution
The fourth proportional to 118,495,301.80, 177,742,952.70 and 61,099,673.80 is: 91,649,510.70
Step by Step Solution
- Step 1: Write the proportion equation
118,495,301.80 : 177,742,952.70 = 61,099,673.80 : x - Step 2: Convert to fraction form
118,495,301.80/177,742,952.70 = 61,099,673.80/x - Step 3: Cross multiply
118,495,301.80x = 177,742,952.70 × 61,099,673.80 - Step 4: Simplify right side
118,495,301.80x = 10,860,036,430,218,828 - Step 5: Solve for x
x = 10,860,036,430,218,828/118,495,301.80 - Step 6: Final answer
x = 91,649,510.70
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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.