Finding the Fourth Proportional to 263,828,407.08, 395,485,263.06 and 125,616,878.36
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Solution
The fourth proportional to 263,828,407.08, 395,485,263.06 and 125,616,878.36 is: 188,302,786.39
Step by Step Solution
- Step 1: Write the proportion equation
263,828,407.08 : 395,485,263.06 = 125,616,878.36 : x - Step 2: Convert to fraction form
263,828,407.08/395,485,263.06 = 125,616,878.36/x - Step 3: Cross multiply
263,828,407.08x = 395,485,263.06 × 125,616,878.36 - Step 4: Simplify right side
263,828,407.08x = 49,679,624,182,721,168 - Step 5: Solve for x
x = 49,679,624,182,721,168/263,828,407.08 - Step 6: Final answer
x = 188,302,786.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.