Finding the Fourth Proportional to 6,679,877,713.61, 9,217,125,201.89 and 3,860,748,157.01
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Solution
The fourth proportional to 6,679,877,713.61, 9,217,125,201.89 and 3,860,748,157.01 is: 5,327,193,200.50
Step by Step Solution
- Step 1: Write the proportion equation
6,679,877,713.61 : 9,217,125,201.89 = 3,860,748,157.01 : x - Step 2: Convert to fraction form
6,679,877,713.61/9,217,125,201.89 = 3,860,748,157.01/x - Step 3: Cross multiply
6,679,877,713.61x = 9,217,125,201.89 × 3,860,748,157.01 - Step 4: Simplify right side
6,679,877,713.61x = 35,584,999,136,090,808,320 - Step 5: Solve for x
x = 35,584,999,136,090,808,320/6,679,877,713.61 - Step 6: Final answer
x = 5,327,193,200.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.