Finding the Fourth Proportional to 540,150,283.06, 745,408,146.99 and 292,631,637.31
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Solution
The fourth proportional to 540,150,283.06, 745,408,146.99 and 292,631,637.31 is: 403,832,069.26
Step by Step Solution
- Step 1: Write the proportion equation
540,150,283.06 : 745,408,146.99 = 292,631,637.31 : x - Step 2: Convert to fraction form
540,150,283.06/745,408,146.99 = 292,631,637.31/x - Step 3: Cross multiply
540,150,283.06x = 745,408,146.99 × 292,631,637.31 - Step 4: Simplify right side
540,150,283.06x = 218,130,006,516,033,344 - Step 5: Solve for x
x = 218,130,006,516,033,344/540,150,283.06 - Step 6: Final answer
x = 403,832,069.26
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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.