Finding the Fourth Proportional to 5,513,257,892.19, 7,608,939,114.93 and 3,134,752,214.76
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Solution
The fourth proportional to 5,513,257,892.19, 7,608,939,114.93 and 3,134,752,214.76 is: 4,326,323,783.31
Step by Step Solution
- Step 1: Write the proportion equation
5,513,257,892.19 : 7,608,939,114.93 = 3,134,752,214.76 : x - Step 2: Convert to fraction form
5,513,257,892.19/7,608,939,114.93 = 3,134,752,214.76/x - Step 3: Cross multiply
5,513,257,892.19x = 7,608,939,114.93 × 3,134,752,214.76 - Step 4: Simplify right side
5,513,257,892.19x = 23,852,138,742,500,814,848 - Step 5: Solve for x
x = 23,852,138,742,500,814,848/5,513,257,892.19 - Step 6: Final answer
x = 4,326,323,783.31
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1.5x scale
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.