Finding the Fourth Proportional to 4,662,708,964.80, 6,994,063,447.20 and 1,900,832,395.20
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Solution
The fourth proportional to 4,662,708,964.80, 6,994,063,447.20 and 1,900,832,395.20 is: 2,851,248,592.80
Step by Step Solution
- Step 1: Write the proportion equation
4,662,708,964.80 : 6,994,063,447.20 = 1,900,832,395.20 : x - Step 2: Convert to fraction form
4,662,708,964.80/6,994,063,447.20 = 1,900,832,395.20/x - Step 3: Cross multiply
4,662,708,964.80x = 6,994,063,447.20 × 1,900,832,395.20 - Step 4: Simplify right side
4,662,708,964.80x = 13,294,542,374,521,944,064 - Step 5: Solve for x
x = 13,294,542,374,521,944,064/4,662,708,964.80 - Step 6: Final answer
x = 2,851,248,592.80
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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.