Finding the Fourth Proportional to 120,033,407.63, 165,646,270.62 and 65,029,264.13
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Solution
The fourth proportional to 120,033,407.63, 165,646,270.62 and 65,029,264.13 is: 89,740,475.56
Step by Step Solution
- Step 1: Write the proportion equation
120,033,407.63 : 165,646,270.62 = 65,029,264.13 : x - Step 2: Convert to fraction form
120,033,407.63/165,646,270.62 = 65,029,264.13/x - Step 3: Cross multiply
120,033,407.63x = 165,646,270.62 × 65,029,264.13 - Step 4: Simplify right side
120,033,407.63x = 10,771,855,084,297,440 - Step 5: Solve for x
x = 10,771,855,084,297,440/120,033,407.63 - Step 6: Final answer
x = 89,740,475.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.