Finding the Fourth Proportional to 1,928,881,240.08, 2,893,321,860.12 and 567,272,536.08
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Solution
The fourth proportional to 1,928,881,240.08, 2,893,321,860.12 and 567,272,536.08 is: 850,908,804.12
Step by Step Solution
- Step 1: Write the proportion equation
1,928,881,240.08 : 2,893,321,860.12 = 567,272,536.08 : x - Step 2: Convert to fraction form
1,928,881,240.08/2,893,321,860.12 = 567,272,536.08/x - Step 3: Cross multiply
1,928,881,240.08x = 2,893,321,860.12 × 567,272,536.08 - Step 4: Simplify right side
1,928,881,240.08x = 1,641,302,029,285,975,552 - Step 5: Solve for x
x = 1,641,302,029,285,975,552/1,928,881,240.08 - Step 6: Final answer
x = 850,908,804.12
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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.