Finding the Fourth Proportional to 374,058,011.80, 561,087,017.70 and 348,548,843.80
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Solution
The fourth proportional to 374,058,011.80, 561,087,017.70 and 348,548,843.80 is: 522,823,265.70
Step by Step Solution
- Step 1: Write the proportion equation
374,058,011.80 : 561,087,017.70 = 348,548,843.80 : x - Step 2: Convert to fraction form
374,058,011.80/561,087,017.70 = 348,548,843.80/x - Step 3: Cross multiply
374,058,011.80x = 561,087,017.70 × 348,548,843.80 - Step 4: Simplify right side
374,058,011.80x = 195,566,231,290,525,152 - Step 5: Solve for x
x = 195,566,231,290,525,152/374,058,011.80 - Step 6: Final answer
x = 522,823,265.70
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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.