Finding the Fourth Proportional to 164,590,938.80, 246,713,587.36 and 55,378,197.65
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Solution
The fourth proportional to 164,590,938.80, 246,713,587.36 and 55,378,197.65 is: 83,009,149.25
Step by Step Solution
- Step 1: Write the proportion equation
164,590,938.80 : 246,713,587.36 = 55,378,197.65 : x - Step 2: Convert to fraction form
164,590,938.80/246,713,587.36 = 55,378,197.65/x - Step 3: Cross multiply
164,590,938.80x = 246,713,587.36 × 55,378,197.65 - Step 4: Simplify right side
164,590,938.80x = 13,662,553,804,240,960 - Step 5: Solve for x
x = 13,662,553,804,240,960/164,590,938.80 - Step 6: Final answer
x = 83,009,149.25
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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.