Finding the Fourth Proportional to 148,933,235.80, 223,399,853.70 and 39,758,195.80
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Solution
The fourth proportional to 148,933,235.80, 223,399,853.70 and 39,758,195.80 is: 59,637,293.70
Step by Step Solution
- Step 1: Write the proportion equation
148,933,235.80 : 223,399,853.70 = 39,758,195.80 : x - Step 2: Convert to fraction form
148,933,235.80/223,399,853.70 = 39,758,195.80/x - Step 3: Cross multiply
148,933,235.80x = 223,399,853.70 × 39,758,195.80 - Step 4: Simplify right side
148,933,235.80x = 8,881,975,125,095,953 - Step 5: Solve for x
x = 8,881,975,125,095,953/148,933,235.80 - Step 6: Final answer
x = 59,637,293.70
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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.