Finding the Fourth Proportional to 801,816,237.02, 1,202,815,158.35 and 719,428,848.63
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Solution
The fourth proportional to 801,816,237.02, 1,202,815,158.35 and 719,428,848.63 is: 1,079,224,745.69
Step by Step Solution
- Step 1: Write the proportion equation
801,816,237.02 : 1,202,815,158.35 = 719,428,848.63 : x - Step 2: Convert to fraction form
801,816,237.02/1,202,815,158.35 = 719,428,848.63/x - Step 3: Cross multiply
801,816,237.02x = 1,202,815,158.35 × 719,428,848.63 - Step 4: Simplify right side
801,816,237.02x = 865,339,924,482,854,528 - Step 5: Solve for x
x = 865,339,924,482,854,528/801,816,237.02 - Step 6: Final answer
x = 1,079,224,745.69
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1.5x scale
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.