Finding the Fourth Proportional to 2,425,750,902, 3,347,536,242.33 and 1,311,916,994.91
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Solution
The fourth proportional to 2,425,750,902, 3,347,536,242.33 and 1,311,916,994.91 is: 1,810,445,451.66
Step by Step Solution
- Step 1: Write the proportion equation
2,425,750,902 : 3,347,536,242.33 = 1,311,916,994.91 : x - Step 2: Convert to fraction form
2,425,750,902/3,347,536,242.33 = 1,311,916,994.91/x - Step 3: Cross multiply
2,425,750,902x = 3,347,536,242.33 × 1,311,916,994.91 - Step 4: Simplify right side
2,425,750,902x = 4,391,689,687,389,887,488 - Step 5: Solve for x
x = 4,391,689,687,389,887,488/2,425,750,902 - Step 6: Final answer
x = 1,810,445,451.66
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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.