Finding the Fourth Proportional to 1,327,940,197,416.40, 1,992,031,856,365.80 and 372,872,357,814.99
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Solution
The fourth proportional to 1,327,940,197,416.40, 1,992,031,856,365.80 and 372,872,357,814.99 is: 559,342,669,625.34
Step by Step Solution
- Step 1: Write the proportion equation
1,327,940,197,416.40 : 1,992,031,856,365.80 = 372,872,357,814.99 : x - Step 2: Convert to fraction form
1,327,940,197,416.40/1,992,031,856,365.80 = 372,872,357,814.99/x - Step 3: Cross multiply
1,327,940,197,416.40x = 1,992,031,856,365.80 × 372,872,357,814.99 - Step 4: Simplify right side
1,327,940,197,416.40x = 742,773,615,125,687,292,657,664 - Step 5: Solve for x
x = 742,773,615,125,687,292,657,664/1,327,940,197,416.40 - Step 6: Final answer
x = 559,342,669,625.34
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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.