Finding the Fourth Proportional to 340,171,386.57, 510,299,173.94 and 121,845,152.97
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Solution
The fourth proportional to 340,171,386.57, 510,299,173.94 and 121,845,152.97 is: 182,782,807.03
Step by Step Solution
- Step 1: Write the proportion equation
340,171,386.57 : 510,299,173.94 = 121,845,152.97 : x - Step 2: Convert to fraction form
340,171,386.57/510,299,173.94 = 121,845,152.97/x - Step 3: Cross multiply
340,171,386.57x = 510,299,173.94 × 121,845,152.97 - Step 4: Simplify right side
340,171,386.57x = 62,177,480,908,574,712 - Step 5: Solve for x
x = 62,177,480,908,574,712/340,171,386.57 - Step 6: Final answer
x = 182,782,807.03
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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.