Finding the Fourth Proportional to 406,725,096.99, 609,577,024.73 and 219,971,601.08
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Solution
The fourth proportional to 406,725,096.99, 609,577,024.73 and 219,971,601.08 is: 329,681,239.50
Step by Step Solution
- Step 1: Write the proportion equation
406,725,096.99 : 609,577,024.73 = 219,971,601.08 : x - Step 2: Convert to fraction form
406,725,096.99/609,577,024.73 = 219,971,601.08/x - Step 3: Cross multiply
406,725,096.99x = 609,577,024.73 × 219,971,601.08 - Step 4: Simplify right side
406,725,096.99x = 134,089,634,110,817,488 - Step 5: Solve for x
x = 134,089,634,110,817,488/406,725,096.99 - Step 6: Final answer
x = 329,681,239.50
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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.