Finding the Fourth Proportional to 8,499,297,218.18, 12,742,228,343.04 and 4,242,804,069.90
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Solution
The fourth proportional to 8,499,297,218.18, 12,742,228,343.04 and 4,242,804,069.90 is: 6,360,852,772.36
Step by Step Solution
- Step 1: Write the proportion equation
8,499,297,218.18 : 12,742,228,343.04 = 4,242,804,069.90 : x - Step 2: Convert to fraction form
8,499,297,218.18/12,742,228,343.04 = 4,242,804,069.90/x - Step 3: Cross multiply
8,499,297,218.18x = 12,742,228,343.04 × 4,242,804,069.90 - Step 4: Simplify right side
8,499,297,218.18x = 54,062,778,273,360,322,560 - Step 5: Solve for x
x = 54,062,778,273,360,322,560/8,499,297,218.18 - Step 6: Final answer
x = 6,360,852,772.36
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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.