Finding the Fourth Proportional to 399,264,750.60, 598,897,125.90 and 194,687,521.80
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Solution
The fourth proportional to 399,264,750.60, 598,897,125.90 and 194,687,521.80 is: 292,031,282.70
Step by Step Solution
- Step 1: Write the proportion equation
399,264,750.60 : 598,897,125.90 = 194,687,521.80 : x - Step 2: Convert to fraction form
399,264,750.60/598,897,125.90 = 194,687,521.80/x - Step 3: Cross multiply
399,264,750.60x = 598,897,125.90 × 194,687,521.80 - Step 4: Simplify right side
399,264,750.60x = 116,597,797,254,613,600 - Step 5: Solve for x
x = 116,597,797,254,613,600/399,264,750.60 - Step 6: Final answer
x = 292,031,282.70
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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.