Finding the Fourth Proportional to 114,510,872,120.31, 171,708,840,807.93 and 66,719,326,298.09
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Solution
The fourth proportional to 114,510,872,120.31, 171,708,840,807.93 and 66,719,326,298.09 is: 100,045,506,299.99
Step by Step Solution
- Step 1: Write the proportion equation
114,510,872,120.31 : 171,708,840,807.93 = 66,719,326,298.09 : x - Step 2: Convert to fraction form
114,510,872,120.31/171,708,840,807.93 = 66,719,326,298.09/x - Step 3: Cross multiply
114,510,872,120.31x = 171,708,840,807.93 × 66,719,326,298.09 - Step 4: Simplify right side
114,510,872,120.31x = 11,456,298,178,130,214,912,000 - Step 5: Solve for x
x = 11,456,298,178,130,214,912,000/114,510,872,120.31 - Step 6: Final answer
x = 100,045,506,299.99
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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.